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January 19, 2023

Might deep meditation act on the gut and improve health?

older woman in green t-shirt meditating with closed eyes and palms drawn together — Does meditation act on the gut and therefore influence several features of wellness? Picture credit rating: Danil Nevsky/Stocksy.

The gut microbiome may perhaps impact health by influencing the gut-brain axis, in accordance to existing analysis.
Meditation is a psychological follow that can benefit the regulation of bodily and psychological situations.
In spite of this, there is confined analysis that has entirely explored the outcomes of meditation on the intestine microbiome.
Now, a new review suggests that practicing deep meditation for an prolonged period of time might support retain equilibrium in the gut microbiome, and in flip, positively impact actual physical and mental overall health.

According to a little comparative study, printed in General Psychiatry, extended and dependable deep meditation might control the gut microbiome, which has the likely to strengthen physical and psychological health and fitness.

Meditation consists of a wide variety of techniques that encourage the integration of the head and overall body. These strategies range from preserving aim and focus on a distinct feeling to merely being present, without the need of making any judgments.

According to this new research, the gut microbiomes of a team of 37 Tibetan Buddhist monks ended up drastically diverse to those of 19 community inhabitants.

Earlier study in people today and rodents suggests that the microbiota located to be enriched in the monks may be associated with a lowered possibility of anxiety, despair, and cardiovascular illness.

Experiments indicate that the intestine microbiome can affect emotions and conduct as a result of the gut-mind axis, which contains the immune process, hormone signaling, tension reaction, and the vagus nerve — which performs a vital role in the parasympathetic anxious system and regulates a variety of vital bodily functions.

The significance of the gut-mind relationship in preserving stability is properly acknowledged. However, more than the previous 15 a long time, the part of microbiota as a big controller of intestine-brain purpose has also been acknowledged, which has emphasised the importance of the exclusive microbiota-gut-mind connection.

Dr. Adil Maqbool, from the Allama Iqbal Health-related College in Lahore, Pakistan, not included in this analysis, defined the notion to Medical News These days.

He observed that “the relationship in between the gut microbiota and quite a few diseases, like IBD, hepatic steatosis, diabetes, and malignancies, has now been set up as an crucial discovery.”

“When we use expression ‘gut-brain axis’ we are talking about a link amongst brain and intestine with neurotransmitters. Even [the] gut has its have neuronal method identified as [the] enteric nervous process, which has pretty a great deal [the] very same neurotransmitters which we see in [the] mind. Hence, numerous phone it the second mind of our entire body. And the microbiota in our gut has an influence on this neurological technique.”

– Dr. Adil Maqbool

“Therefore, it is simple that the gut microbiota is necessary for fantastic overall health and can enjoy a sizeable purpose in the advancement of continual illness avoidance tactics. But when I see it, I see another connection which this microbiota creating in our intestine,” Dr. Maqbool said.

According to the scientists, Tibetan Buddhist meditation is derived from the historic Ayurveda system, a approach of psychological training.

The monks who participated in this examine had been engaged in their meditation apply for at the very least 2 hours daily for a period of time ranging from 3 to 30 years.

They examined stool and blood samples from 37 Tibetan Buddhist monks from a few temples, as perfectly as 19 inhabitants dwelling in nearby areas.

None of the members had taken any substances that can transform the volume and selection of gut microbes, these as antibiotics, probiotics, prebiotics, or antifungal treatment, in the earlier 3 months.

Both equally groups had been matched, which means they ended up equivalent in phrases of age, blood tension, heart level, and diet regime.

The scientists explained how certain bacteria that had been additional common in the meditation team have previously been connected with a lower possibility of psychological ailment in experiments of rodents and individuals.

This led them to infer that meditation may well affect particular micro organism that may have a role in psychological nicely-becoming.

The scientists then applied an highly developed analytical technique to predict the chemical procedures that the microbes might be influencing.

This discovered that numerous anti-inflammatory pathways that guard towards swelling, as properly as rate of metabolism, the approach of changing foods into electrical power, ended up increased in the meditation team.

Finally, evaluation of blood samples confirmed that stages of brokers connected to an enhanced risk of cardiovascular disorder, these as total cholesterol and apolipoprotein B, were being appreciably reduced in the monks when in contrast with their neighbors.

Dr. James Giordano, Pellegrino Center professor of neurology and biochemistry at Georgetown University Clinical Center, also not associated in this exploration, informed MNT that “this research offers novel perception to the potential correlation of meditative methods — as very well as perhaps other long lasting lifestyle aspects — of Buddhist monks on the intestine-mind axis in basic, and structure of the gut microbiome, extra particularly.”

“Such conclusions assistance a growing body of proof to suggest that a selection of life-style, wellbeing and social, and environmental variables can have an affect on the intestine-mind axis both equally by using ‘top-down’ (mind to gut), as effectively as ‘bottom up’ (intestine to brain) mechanisms, which could be important for regulating a range of physiological functions that are wellbeing promotional and sustaining.

– Dr. James Giordano

It need to be observed that this research is observational, which means there might be distinctions among the groups other than meditation that account for the differences in their microbiomes.

The research also did not element the mindfulness or meditative methods of the manage team, and the range of members was modest, all were being male, and lived at large altitude, making it complicated to make any business or generalizable conclusions.

Participants ended up not assessed for their mental overall health or the presence of cardiovascular sickness, so probable health implications could only be inferred from formerly posted exploration in human beings and rodents.

Nevertheless, centered on their conclusions, the scientists propose that the purpose of meditation in preventing or treating sickness warrants additional investigation.

“There has been growing proof to help that sure life style encounters and practices of Tibetan monks can invoke and maintain well being promotional advantages. As properly, there have been investigations to show optimistic effects of sure varieties of meditative methods on a number of neurological, and psycho-physiological features that are essential to sustaining well being and endorsing pressure resilience.”

Dr. James Giordano

Dr. Maqbool stated how meditation has been proven to have a significant influence on pressure hormones, which can contribute to swelling. It is perfectly-known for its calming effect on the mind.

As both equally stress hormones and irritation can have an impact on gut bacteria, practising meditation can support to balance these hormones and decrease inflammatory markers, probably preserving the gut microbiome.

Equally gurus agree that extra exploration is necessary. However, Dr. Giordano highlighted three vital implications of this analysis for people and the general public:

the good operation of the intestine-brain axis seems to be participatory, if not directly contributory to psychological and physiological wellness.
that meditative practices, and the result of long-expression meditative apply, can affect the gut-mind axis at both the cerebral (i.e. brain) and enteric (i.e. intestine) levels
though dietary and way of living variables had been briefly resolved in the review, it will be crucial to further look into the prospective roles of genetics, surroundings, and other lifestyle tactics and components in developing and sustaining distinctive styles of gut-mind purpose.

In conclusion, Dr. Maqbool claimed, “for [the] standard general public, it is far more vital to be knowledgeable of the fact that “your intestine performs an significant purpose to your typical perfectly-being.”

In the end, pursuing wholesome ingesting and meditation techniques will be beneficial for men and women, even just before the precise procedures or pathways alluded to in this research are discovered.

December 13, 2022

Depression and gut bacteria: What is the link?

collage showing a portrait of a pensive young Black man and microscopic slides of bacteria — Could the gut microbiota influence depression symptoms? Image design by MNT; Photography by Klaus Vedfelt/Getty Images & Debbie Marshall via Wellcome Collection.

Depression is a common mental health disorder and a leading cause of disability around the world, according to the World Health Organisation (WHO).
Research shows gut microbiota may play a role in depressive disorders and that depressive symptom levels vary across ethnic groups.
Now, researchers from the United Kingdom and the Netherlands have demonstrated that 13 types of bacteria found in the gut are associated with depression symptoms.

A new study, published in Nature Communications, shows how gut bacteria may play a role in depression through the production of neurotransmitters, such as serotonin and glutamate.

Depression is a chronic feeling of sadness, emptiness, or an inability to feel pleasure. The causes of depression are still not fully understood, however, it is likely that various factors are involved, such as:

genetics
changes to neurotransmitter levels in the brain
environmental factors such as exposure to trauma
psychological and social factors.

In this study, researchers at Oxford Population Health, working with colleagues in the Netherlands, investigated the relationship between the composition and diversity of the gut microbiota with symptoms of depression.

They examined data from 1,133 participants in the Rotterdam Study. As part of their analysis, they made sure to control for lifestyle factors and medication use. For example, they only included individuals who were not taking antidepressants.

This was to avoid measuring changes in the gut microbiota that are a consequence of the depression — or the medication — rather than a cause.

Various bacteria identified showed a potential involvement in the way people produce neurotransmitters, particularly those linked to depression such as glutamate.

The researchers then replicated and validated these findings using data from another observational study, called the HELIUS study.

The results of this research may one day lead to the development of novel treatments for conditions such as depression.

Dr. Najaf Amin, study author and senior research associate at Oxford Population Health, highlighted the key findings to Medical News Today, saying that the research team has “identified 13 types of bacteria [12 genera and one family] associated with depression.”

“Eggerthella, Hungatella, Sellimonas, and Lachnoclostridium are more abundantly found, while Coprococcus, Lachnospiraceae UCG001, Ruminococcusgauvreauii group, Eubacterium ventriosum, Subdoligranulum, Ruminococcaceae (UCG002, UCG003, UCG005), and [the] family Ruminococcaceae were less abundant in individuals with higher symptoms of depression,” she specified.

“These bacteria are known to be involved in the metabolism of some key molecules including glutamate and butyrate through which these bacteria can influence depression.”

– Dr. Najaf Amin

Dr. Amin said that “large and carefully conducted studies on the association of gut microbiome with depression were missing.” According to her, “[s]uch studies are the first step towards understanding the pathogenesis, providing biomarkers and therapeutic targets for the disease.”

“Since gut microbiome is primarily determined by the lifestyle factors, diet in particular, once causality is established, the therapy would be as simple as modification of diet or the use of probiotics,” she noted.

“Further, depression is both an underdiagnosed and overdiagnosed disease. A biomarker will enable an objective measurement for depression, which is currently lacking, thus improving the diagnosis,” Dr. Amin explained.

New York-based anti-aging and regenerative medicine doctor, Dr. Neil Paulvin, not involved in the study, told MNT that “we know that the microbiome affects our mood.”

“The microbiome produces neurotransmitters such as nana, serotonin, and norepinephrine. This is part of the future of mental health,” he added.

“We need to find the specific combination of gut bacteria that are good and bad for anxiety. For example, which bacteria can activate GABA [gamma-aminobutyric acid, a neurotransmitter] to help anxiety, which can affect serotonin to help with depression, and if fecal microbiota transplant will be an answer for depression and anxiety.”

– Dr. Neil Paulvin

Dr. Paulvin highlighted that “there are pill psychobiotics [probiotics that affect mood] currently in development.”

“We are now cultivating the information to develop programs in the future,” Dr. Paulvin said.

Dr. James Giordano, Pellegrino professor of Neurology and Biochemistry at Georgetown University Medical Center, also not involved in this research, commented that “this is a very well done study that controlled for several potentially interfering variables, and in so doing, demonstrated the role of certain gut microbiome species in providing chemical modulators that are known to have both direct and indirect effect on brain chemistry involved in cognitive and emotional function.”

“Namely, these gut species, Eggerthella and Eubacterium ventriosum, have been shown to produce butyrate — an important precursor molecule to GABA, a brain chemical that functions in regulatory control of glutamate,” he explained.

“Additionally, these species were shown to produce serotonin, which has direct effects upon the enteric nervous system, the gut-brain axis, and in these ways, can affect serotonin levels and activity in the brain, which in turn, are important to aspects of cognitive, emotional, and behavioral function.”

“Overactivity of glutamate transmission in the brain has been shown to contribute to several features of depressive and anxiety disorders, and thus, gut microbiome contribution to GABA-mediated and serotonin-mediated control of brain glutamate activity (primarily via modulation of the vagus nerve) may be an important mechanism for maintaining mental health.”

– Dr. James Giordano

“[T]he study [also] revealed that certain other species of gut [bacteria] can exert disruptive effects on the microenvironment of the gut, the enteric nervous system, the gut-brain axis, brain chemistry, and the expression of signs and symptoms of depressive and anxiety disorders.”

“Thus, overgrowth of these species, and undergrowth or underactivity of beneficial species can produce local and systemic inflammatory states, which can disrupt the biochemical and physiological stability of the brain, and contribute to the development and exacerbation of neuro-psychiatric conditions,” Dr. Giordano explained.

Dr. Amin noted that “it is possible to alter the composition of these [populations of] bacteria. This is possible through the use of prebiotics and probiotics. For instance, the butyrate-producing bacteria can be altered by the consumption of high-fiber diets, e.g. fresh fruits, whole grains, and vegetables.”

Dr. Giordano agreed, telling MNT that “an important take-away message afforded by this study’s findings is that gut health via [the] stability of the gut microbiome is important to maintaining brain functions that are involved in thought, mood and behavior.”

“The increasing knowledge about the gut microbiome and the gut-brain axis fortifies that the prudent use of pre- and probiotics can be of value in sustaining both gut and brain health,” he said.

December 1, 2022

CNN begins layoffs in what CEO says will be a ‘gut punch’ to the network

New York
CNN Business enterprise
—

CNN on Wednesday informed staff that layoffs experienced commenced, a transfer that is predicted to impression hundreds of staffers at the world wide news community and mark the deepest cuts to the organization in several years.

Chris Licht, who took over as main government of the community in May, described the cuts in an all-staff members memo as a “gut punch” to the group and told workforce that “it is exceptionally challenging to say goodbye to any just one member of the CNN workforce, much significantly less quite a few.”

Staff members at the firm had been anxiously bracing for the layoffs considering the fact that Licht educated them final month that “unsettling” modifications lie forward.

Licht reported that on Wednesday the firm would notify a “limited amount of people today,” largely paid out contributors, that they have been permit go. He stated the business “will notify impacted employees” on Thursday. Licht said at the conclusion of the cuts he will “follow up with far more details.”

“It will be a challenging time for everybody,” Licht candidly explained in his memo.

CNN declined to say on Wednesday how several staff exactly would be impacted by the layoffs.

The layoffs occur as media corporations are remaining battered by brutal financial headwinds that have taken a bat to the advertising sector. Licht noted in October, when he signaled substantial cuts had been coming, that there is “widespread concern more than the world-wide economic outlook” and that CNN “must issue that risk into [its] lengthy-time period preparing.”

Other media corporations have also reduce prices as they perform to ideal placement on their own for the stormy financial local weather. Disney

(DIS) reported last week the corporation necessary to restructure, and AMC Networks

(AMCX)introduced Tuesday that it would slash 20{cfdf3f5372635aeb15fd3e2aecc7cb5d7150695e02bd72e0a44f1581164ad809} of its team. Social media organizations these types of as Fb

(FB)-parent Meta, which also rely on marketing income, have also executed layoffs in new months.

CNN, which nonetheless posts earnings in the hundreds of hundreds of thousands of dollars, was spared from the cuts that wreaked havoc on the marketplace during the pandemic. Prior to this 12 months, the past significant cuts to manifest at the corporation were being in 2018 when fewer than 50 folks dropped their work opportunities as the corporation restructured its digital company.

The cuts to the firm also come immediately after CNN’s previous dad or mum enterprise, WarnerMedia, merged before this year with Discovery, producing a media juggernaut laced with billions of pounds in credit card debt and a have to have to slash costs across the board. The merger had just been concluded in April when the corporation declared it was shuttering streaming assistance CNN+ a month right after it was launched

David Zaslav, main govt of Warner Bros. Discovery, the enterprise that was fashioned when WarnerMedia and Discovery turned a person, has promised buyers that he will uncover more than $3 billion in personal savings in the blended firm.

Soon after Licht took around as head of CNN, he carried out a months-long overview of the organization. That evaluation led to him figuring out adjustments that ought to be manufactured, Licht reported in Oct. Some of those people changes have presently been carried out, as CNN has made lesser cuts to pieces of its business enterprise in the previous quite a few months.

Licht mentioned in his all-staff members memo on Wednesday that personnel afflicted by this week’s cuts will be notified “through an in-person assembly or through Zoom, relying on your place.”

“In these meetings, you will acquire facts specific to you about notice interval or any severance that would utilize, and your predicted very last working day,” Licht claimed. “I want to be crystal clear that all people who is bonus qualified will however receive their 2022 bonuses, which are determined by corporation general performance.”

Licht acknowledged that the cuts will “affect both equally our departing colleagues and those people who remain” and promised to give employees “resources developed to support” them.

“Let’s consider care of each individual other this week,” Licht stated.

November 20, 2022

Moderate exercise may improve gut health

A man in exercise gear runs up the stairs of a metal bridge — Newer exploration is investigating the backlink amongst physical exercise and intestine bacteria in people with cancer. Justin Paget/Getty Images

Many things may perhaps contribute to the progress of colorectal cancer, and study suggests that intestine microbiota may also perform a role.
New investigate has identified that regular exercising positively impacts gut microbiome variety in people today with colorectal most cancers.
In accordance to the study, this is the first investigation to look at the associations in between training and gut biome range in people with most cancers.

Studies suggest that, excluding skin cancers, colorectal cancer is the third top bring about of cancer-relevant deaths in the United States.

While researchers aren’t absolutely sure what brings about colorectal most cancers, contributing chance things may consist of a lack of standard bodily activity, a food plan low in fiber and higher in body fat, and weight problems.

What’s more, a 2018 analyze reports that altered intestine microbiota affiliated with chronic inflammation has been observed in pancreas, gastric, colon, liver, breast, and prostate cancers.

Factors that influence the gut microbiota contain food plan, age, and antibiotic use. A 2021 study also instructed that reasonable stamina physical exercise may well positively affect gut microbial diversity, reduce swelling, and enhance system composition.

But, it is mysterious how actual physical action impacts the intestine microbiome of folks with cancer.

Now, a new examine analyzing the partnership concerning bodily exercise and the intestine microbiome in people with colorectal most cancers has found that frequent exercise is associated with bigger levels of gut biome variety — even in men and women with weight problems or people who are over weight.

In accordance to the examine, this analysis is the initial to analyze one-way links concerning physical exercise and the microbiome of people with most cancers.

The paper appears in the American Journal of Most cancers Research.

Creating on their previous August and October 2022 scientific tests, the study group sought to take a look at the associations involving bodily action, BMI, and intestine microbiome variety between people today with colorectal cancer.

The workforce gathered information from 179 men and women enrolled in the ColoCare Review between October 2010 and March 2018. The ColoCare Study is an intercontinental cohort of men and women recently diagnosed with phase I-IV colorectal most cancers.

Facts collected incorporated pre-surgery stool samples and BMI measurements from medical data. The experts then carried out 16S rRNA gene sequencing on the stool samples to identify the participant’s microbiome range.

In addition, the scientists made use of the BMI measurements to categorize members into a few groups:

Nutritious fat: BMI of ≥18.5 and <25 kg/m2
Overweight: BMI of ≥25 and <30 kg/m2
Obese: BMI of ≥30 kg/m2

The participants also completed an adapted version of the International Physical Activity Questionnaire (IPAQ) to determine their level of physical activity during the year before they were diagnosed with colorectal cancer. The scientists calculated the duration and hours of physical activity per week in metabolic equivalent tasks hours per week (MET hrs/wk).

Using these calculations, the researchers classified participants as inactive if their physical activity was less than 8.75 MET hours per week and active if their activity was 8.75 MET hours per week or more.

The scientists noted that having a MET of at least 8.75 meets the U.S. Department of Health and Human Services guidelines recommending at least 150 minutes (2.5 hours) per week of moderate activity. This guideline may also apply to cancer survivors.

Then, the research team grouped participants into four physical activity level/BMI categories:

Healthy weight/active: 26 participants
Healthy weight/inactive: 33 participants
Overweight/obese/active: 46 participants
Overweight/obese/inactive: 74 participants

After compiling the data, the scientist found:

The gut microbiome of active and healthy-weight participants was more diverse than that of inactive participants.
Participants with obesity had lower alpha diversity than those classified as healthy weight.
The gut microbiome of healthy weight/active participants was more diverse than those categorized as overweight/obese/inactive.
Faecalibacterium—a beneficial bacteria—was enriched in active participants regardless of BMI.
Overall, lower gut microbial diversity was observed among inactive, obese, and overweight/ obese/inactive participants.

Moreover, gut biome diversity was not statistically significantly associated with the participant’s stage at diagnosis, tumor site, and neoadjuvant treatments. Also, the researchers observed no differences in individual or combined physical activity and BMI groups for those with rectal cancer.

The research team suggests that this evidence supports an association between higher physical activity levels and greater gut microbiome diversity and abundance among people with colorectal cancer — even those with obesity.

Although these findings show an association between moderate exercise and increased gut biome diversity, limitations to the study include:

The study was cross-sectional and did not follow people up. It, therefore, cannot establish cause and effect.
All the patients had bowel cancer, and there was no comparison healthy group.
The rRNA gene sequencing used in the study may lack accuracy in some respects.
This study used participants diagnosed with colorectal cancer. Therefore, it is unclear if the results would be the same in cancer-free individuals.
Physical activity was self-reported, which may result in the misclassification of active vs. inactive participants.

Dr. Gabriela Rodríguez Ruiz, a board certified bariatric surgeon at VIDA Wellness and Beauty, told Medical News Today:

“The gut biome contains a community of billions of bacterial cells that produce compounds called short-chain fatty acids (SCFAs) during the fermentation process. These SCFAs act as signaling molecules that tell the cells in your intestinal lining not to release pro-inflammatory cytokines, which are associated with the development of autoimmune diseases like rheumatoid arthritis and inflammatory bowel disease.”

Dr. Rodríguez Ruiz explained that the disruption of the gut microbiota — also known as gut dysbiosis — may be a significant factor in the development of inflammatory diseases.

Dr. Bill Rawls, author of The Cellular Wellness Solution and Unlocking Lyme and co-founder and medical director of Vital Plan, further explained gut dysbiosis to MNT:

“Dysbiosis is when the balance of bacteria in the gut shifts from [healthy] flora to bacteria that have the potential to be pathogens. […]. If [healthy] flora are suppressed, pathogens can damage the gut lining, causing digestive dysfunction, but also secrete substances that affect brain functions and cellular health throughout the body.”

Dr. Rawls said that poor diet and chronic stress are primary factors in gut dysbiosis. High consumption of carbohydrate-dense foods and animal fat are also factors.

“Another common factor [for gut dybiosis] is excessive and prolonged use of antibiotics. Antibiotics suppress [healthy] flora and allow pathogens to flourish.”
— Dr. Bill Rawls

“In conventional medicine, we treat chronic inflammation by artificially blocking the processes of inflammation. While this can decrease the damage associated with the inflammatory process, it doesn’t address the underlying causes of cellular stress,” Dr. Rawls explained.

“If the factors causing cellular stress are not addressed, healing is impaired, and chronic illness progresses,” he noted.

“The first step is to make dietary changes to include more probiotic-rich foods in your diet, such as fermented vegetables like kimchi or sauerkraut, kefir, yogurt, and other cultured dairy products.”
— Dr. Gabriela Rodríguez Ruiz

Dr. Rodríguez Ruiz suggested that probiotics in supplement form may also help.

“Additionally, eating a diet high in fruits and vegetables is important to support diversity and health of your microbiome, as these foods contain vitamins and minerals essential for good gut health,” she told MNT.

“Other lifestyle practices, such as getting enough sleep and reducing stress, can also help improve your gut biome’s diversity and health. Regular exercise can also help to support a healthy gut by reducing inflammation and improving gut motility,” she added.

In addition, he suggested eating less meat to increase the diversity of bacteria in the gut. Although meat, especially fish and poultry, are important protein sources, Dr. Rawls believes people generally don’t need to consume large amounts.

Overall, to help promote a healthy gut biome, Dr. Rawls advised: “eat the right foods, minimize stress, and stay physically active.”

November 16, 2022

Tomatoes linked to improved gut health, study finds

Still life of two tomatoes on a flowered tablecloth — In a current analyze, tomato-fed pigs expert increased range in their gut microbiome, a signifier of more powerful gut wellbeing. Carol Yepes/Getty Photos

A new research observed the consequences of tomato intake on the gut microbiome in pigs.
After 10 piglets were being fed a diet regime of which 10{cfdf3f5372635aeb15fd3e2aecc7cb5d7150695e02bd72e0a44f1581164ad809} was freeze-dried tomato powder, their ratio of “good” to “bad” bacteria shifted toward a much more favorable profile.
The tomato-fed pigs also acquired higher range in their gut microbial neighborhood, considered to be a signifier of much better gut health.
The conclusions could possibly guide to dietary suggestions for lengthy-phrase wellness in people.

Wealthy in the antioxidant lycopene and other essential vitamins, tomatoes are regarded for their health and fitness added benefits.

But lesser recognized are the implications tomato consumption has for gut health.

In a new study, researchers examined the results of a tomato-significant diet program on the intestine microbiome employing an animal model.

Researchers fed piglets a tomato-supplemented diet regime for 14 times and found that the harmony of their gut bacteria shifted toward a much healthier, a lot more favorable profile.

The success have been just lately released in Microbiology Spectrum.

Guide research writer Jessica Cooperstone, Ph.D., assistant professor in the Section of Meals Science and Engineering at Ohio Condition College in Columbus, instructed Health-related News Today:

“Tomato usage has been correlated to a range of positive well being outcomes, and they are the next most commonly consumed vegetable in the United States. About 22{cfdf3f5372635aeb15fd3e2aecc7cb5d7150695e02bd72e0a44f1581164ad809} of whole vegetable ingestion arrives from tomatoes, so we are interested in improved comprehension the well being consequences of this usually eaten meals.”

Scientists applied 20 male piglets that were born in the summertime of 2019 at the OSU Swine Facility in Dublin, OH. After they have been weaned from their sows, they ended up fed a basal eating plan for 1 week.

Following, researchers randomly assigned 10 piglets to a tomato food plan consisting of freeze-dried tomato powder included to the basal diet program. The remaining 10 piglets acquired the manage diet, consisting of the basal diet plan modified to match the tomato diet’s sugar, fiber, and other macronutrient articles.

“We desired to make guaranteed we could supply a constant supply of tomatoes to the pigs through the analyze,” Dr. Cooperstone mentioned.

“In Ohio, we can only grow tomatoes in the subject for harvest toward the end of summer, so freezer drying serves as a preservation step. We needed to integrate the tomato into the basal diet program of the pigs, and that diet plan is powdered,” she added.

The tomatoes from which the powder was derived have been a hybrid grown at the North Central Agricultural Exploration Station of Ohio State University (OSU) in Fremont, OH.

In addition, to stay clear of any non-nutritional spread of microorganisms, pigs had been housed only with other members of their team on just one side of a walkway. Pens authorized snout-to-snout make contact with in between grouped companions.

At the conclusion of the experiment, there were no system-weight discrepancies amongst the two groups of piglets.

The researchers analyzed fecal samples from all the pigs at the start of the experiment, 7 days in, and then all over again after 14 days.

Applying DNA shotgun genomics, the researchers discovered the microbes present at just about every level.

Sequencing detected a change right after 14 times in the ratio of Bacillota (“bad” germs) towards Bacteroidota (“good” germs).

Both equally sorts or lineages of bacteria, identified as phyla, have a significant selection of germs, some of which may well be valuable or not.

Scientists also observed a larger bacterial variety in the samples of the tomato group, which may advise a much healthier phenotype.

Though range is viewed as handy in the intestine microbiome, considerably stays mysterious about the overall impact.

Dr. Ashkan Farhadi, a gastroenterologist at MemorialCare Orange Coastline Health-related Center in Fountain Valley, CA, not associated in the research, questioned what could have resulted if the pigs experienced been fed typical tomatoes compared to tomato powder.

In addition, whether or not the quantity and duration of tomato use could have yielded various effects is not still identified and might warrant further research.

“There are a good deal of issues that arrive out of a excellent research, and this is a very good research,” Dr. Farhadi informed MNT.

Dr. Farhadi mentioned that comparisons involving any two species are difficult to make definitively.

“We equally have intestine germs, [but] are they equivalent between us? There are no identical germs amongst even two folks or in one individual on two days. Intestine germs are so dynamic that even if you are pressured out for a interval of 1 hour, the germs are different,” he described.

Whilst pigs are not human beings, there is rationale to suspect that tomato use may possibly similarly reward the human microbiome.

“We [are] gaining a a lot more in depth knowledge of how unique foods affect human wellbeing,” Dr. Cooperstone said.

“Previous scientific studies have uncovered that the gastrointestinal tract of pigs is a lot more related to people than mice are to humans, which is why we elected to do this study in pigs. Other scientific studies have observed that the two major phyla of microbes in the gut microbiome are the exact same amongst pigs and people. We hope to transfer our trials to human beings in the future.”

– Jessica Cooperstone, Ph.D., lead author of the examine

Speaking to Ohio State News about the analyze, Dr. Cooperstone mentioned that a greater understanding of the outcomes of unique foods on intestine health “could lead to additional evidence-primarily based nutritional tips for lengthy-term wellbeing.”

Posted on October 29, 2022
Eating some 46 almonds a day may boost gut health, study finds

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A small new study claims that snacking on almonds is good for our gut health. Image credit: Gabriel (Gabi) Bucataru/Stocksy.

A new study finds that eating 56 grams of almonds daily — the equivalent of approximately 46 almonds — can improve gut health by promoting levels of butyrate.

The research involved three groups replacing their regular snacks with whole almonds, ground almonds, or an energy-equivalent control muffin.

The authors conclude that incorporating almonds into the diet could be a way of increasing fiber intake without triggering gut symptoms.

We are still learning about the human microbiome, the 10–100 trillion microorganisms living in our bodies, primarily in the human gut. Piece by piece, researchers are putting together how this vast and tiny universe operates, and how it influences our health.

An important player in gut health appears to be butyrate, a short-chain fatty acid that supports the health of the microbiome itself.

Dr. Alice Creedon explained to Medical News Today:

“Butyrate is important to gut health, as it acts as the primary source of fuel for the cells of the colon, allowing them to function correctly and optimally. It is also involved in signaling to the gut to initiate the process of nutrient absorption.”

“In addition,” said Dr. Creedon, “butyrate produced in the gut can enter the bloodstream where it is involved in the regulation of health in other areas of the body, such as the liver, brain, and lungs.”

Dr. Creedon is a postdoctoral researcher in the Department of Nutritional Studies at King’s College London. She is also the first author of a new study exploring the value of almonds as a means of supporting the microbiome’s supply of butyrate.

The study demonstrates that eating a healthy handful of almonds each day promotes the production of butyrate.

It appears in The American Journal of Clinical Nutrition. The research was funded by the Almond Board of California.

Dr. Creedon’s research documents the benefits of eating about 56 grams, or 2 ounces, of almonds daily — that amounts to about 46 almonds.

“Butyrate supports the gut barrier, which keeps bacteria and other microbes from entering your blood. In doing so, butyrate can help to reduce inflammation, manage conditions like IBS [irritable bowel syndrome], and decrease gastrointestinal discomfort like bloating,” Allison Tallman, a registered dietitian nutritionist, told MNT.

“Butyrate is produced through the fermentation of fiber in the colon. Therefore, increasing fiber in the diet, such as in almonds, increases butyrate levels, which has a positive effect on our gut health,” said Tallman.

Speaking of the nutritional value of almonds, Tallman further noted that:

“Almonds are packed with various nutrients in one serving, such as 4 grams of fiber, 13 grams of ‘good’ unsaturated fat, 1 gram of saturated fat, and 50{cfdf3f5372635aeb15fd3e2aecc7cb5d7150695e02bd72e0a44f1581164ad809} daily value of vitamin E, and can easily be incorporated into our diet in a variety of ways.”

Yet these seeds do come with some caveats for environmental health. According to data provided by the Almond Board of California in 2016, approximately 80{cfdf3f5372635aeb15fd3e2aecc7cb5d7150695e02bd72e0a44f1581164ad809} of the world’s almonds are grown in California.

The crop consumes a sizable chunk of the state’s annual water supply, a concern for some in light of recent climate conditions. A 2019 study found that growing one almond kernel requires about 12 liters of water.

Still, the same study found that while almonds require substantial amounts of water, “[i]n relation to dietary benefits, almonds were among the top three foods analyzed providing the greatest nutritional benefit per unit weights.”

The participants in the current study were 87 healthy adult females and males, ranging in age from 18 to 45 years. They self-reported eating snacks regularly, at least two a day, and that they were not on a moderate- or high-fat diet of over the recommended 22 grams of fat daily.

For the study, the researchers divided participants into three groups, differentiated by the food with which they replaced their habitual snacks.

One group ate two portions of 28 grams of whole almonds each per day, while another group had two portions of 28 grams of ground almonds daily. The final control group ate muffins that delivered an equivalent amount of energy to the body as the almonds. The trial period was 4 weeks.

At the end of the trial, researchers found that the almond groups had significantly higher levels of butyrate in their fecal matter than did the control group, 24.1 micromoles per gram rather than 18.2 micromoles per gram.

There was no significant difference between groups in gut symptoms, gut transit time — the amount of time it takes for food to enter and exit the digestive system — or stool consistency.

In addition, all three groups had a similar abundance of fecal bifidobacteria, with no evident differences in gut microbiota at the phylum level or in terms of diversity.

The study tracked the difference between eating whole or ground almonds in terms of butyrate production.

Individuals who ate whole almonds had 1.5 more bowel movements each week than those who ate ground almonds.

Dr. Creedon speculated on why this may be the case: “Whole almonds differ from ground almonds in the amount of fat that reaches the colon. When we consume whole almonds, much of the fat escapes digestion and reaches the colon. In comparison, more of the fat in ground almonds is digested in the upper [gastrointestinal] tract.”

“It is possible,” Dr. Creedon noted, “that the increased fat in the colon of whole almond eaters served to increase ease of passage of the stool, and increase stool weight. Both of these effects might increase stool frequency in these people. There is little research on the impact of fat on stool frequency. Therefore, these findings require further investigation in future trials.”

Surprisingly, said Dr. Creedon, “[f]ollowing chewing, ground almonds had significantly smaller sized particles in comparison to chewed whole almonds.”

“When we inserted the measured values of these particle size distributions of whole and ground almonds into a mathematical model that predicts the amount of fat released from chewed almonds during digestion, we found that the model predicted that ground almonds released significantly more fat than whole almonds,” she added.

“These findings will be explained in more detail in another paper that is currently being prepared for publication.”

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