Dietary Fiber News and Research

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Why the carnivore diet’s claimed benefits don’t outweigh its health risks

Researchers determine the nutritional adequacy and health effects of the carnivore diet.

2 Feb 2026

Turning everyday eggs into powerful nutrient delivery systems

Eggs as functional foods: this review explores enrichment techniques that enhance nutrient bioavailability and support health through precision nutrition.

30 Jan 2026

Why eating more oats can rapidly reduce cholesterol levels

Oat consumption boosts gut microbiota-derived phenolic metabolites, driving cholesterol-lowering effects and improving lipid metabolism in metabolic syndrome.

27 Jan 2026

Research suggests bamboo-based foods could support metabolic health

This systematic review synthesizes human, in vitro, and food-processing studies on bamboo consumption, finding limited but suggestive evidence for metabolic, digestive, and antioxidant benefits when products are properly prepared. It also highlights safety considerations, including potential goitrogenic effects from inadequately processed shoots, and calls for higher-quality human trials.

18 Jan 2026

Metabolic BMI reveals hidden health risks in normal weight individuals

People of normal weight may also be at risk of diabetes and similar diseases. A study from the University of Gothenburg reveals that those with an unexpectedly high so-called metabolic BMI have up to a five times higher risk level.

12 Jan 2026

Simple fruit granola intervention shows promising cardio-renal signals in CKD patients

A single-arm intervention study in Japanese adults with moderate chronic kidney disease found that replacing breakfast with fruit granola for two months lowered systolic blood pressure, reduced LDL-related lipid markers, and decreased a urinary marker of tubular injury. Renal function remained stable, bowel habits improved, and findings were exploratory due to the small, open-label design.

21 Dec 2025

How Traditional Chinese Medicine may reshape the gut microbiome to ease insulin resistance in PCOS

This review synthesizes evidence that gut microbiota dysbiosis contributes to insulin resistance and symptom severity in polycystic ovary syndrome through impaired barrier function, inflammation, and altered microbial metabolites. It evaluates how Traditional Chinese Medicine may modulate these pathways while highlighting major gaps in clinical validation, safety, and standardization.

16 Dec 2025

What Americans eat is driving global nutrition research

WWEIA data, a cornerstone of national dietary surveillance, drives nutrition research and policy, enhancing understanding of dietary trends and health outcomes.

16 Dec 2025

Unnecessary gluten-free diets may put children at risk

Understanding gluten-related disorders is crucial for pediatric nutrition, as gluten-free diets can pose health risks without appropriate medical supervision.

15 Dec 2025

National study maps where food additives come from in children’s and adults’ diets

By analysing nationally representative diet data, researchers show that food additives rarely occur alone, with children and teenagers experiencing the highest exposure to complex additive mixtures largely driven by ultra-processed foods.

9 Dec 2025

Ultra-processed foods linked to rise in prediabetes risk

The study reveals that ultra-processed foods heighten prediabetes risk in young adults with obesity history, stressing the importance of healthy eating habits.

25 Nov 2025

Global experts map out the practical steps that help extend life expectancy

The 1st World Longevity Summit in Kyotango, Japan brought together global experts to share advances in aging biology, lifestyle medicine, and community-based strategies for healthy longevity. Its joint declaration identified four pillars – social connection, plant-based diets, daily activity, and gratitude with purpose – as core foundations for extending healthy life expectancy worldwide.

19 Nov 2025

How gut microbes shape sleep: New review reveals microbiome clues to insomnia and apnea

A new Brain Medicine review maps how gut microbes influence sleep disorders, from insomnia and sleep apnea to circadian disruption, via bile acids, neurotransmitters, and immune pathways. The findings highlight gut-driven targets for improving sleep quality through diet, probiotics, and microbiome modulation.

5 Nov 2025

Scientists explore why black rice deserves a bigger place in modern diets

Researchers reviewed the nutritional composition, therapeutic benefits, and industrial uses of black rice, highlighting its potential as a functional food. The study highlights the role of black rice in managing blood sugar, cholesterol, and inflammation, while also advocating for more robust human trials and sustainable cultivation methods.

2 Nov 2025

Exploring the link between underweight status and gut microbiota composition in Japanese women

Low body weight in young women has been linked to a range of health concerns, including disrupted menstrual cycles, infertility, weakened immune function, and a long-term decline in bone density.

31 Oct 2025

Are ultra-processed plant foods really worse than meat? Scientists weigh in

A new review challenges assumptions about ultra-processed foods, finding that plant-based versions, such as soymilk, meat analogs, and soft margarines, may lower cholesterol and disease risk compared with unprocessed animal foods when used as replacements.

26 Oct 2025

Can strawberries help prevent diabetes? New trial shows promising results in prediabetic adults

Daily consumption of freeze-dried strawberries for 12 weeks improved antioxidant defense, reduced inflammation, and lowered fasting glucose in adults with prediabetes. The randomized crossover trial highlights strawberries’ potential as a simple, food-based strategy to enhance metabolic and vascular health.

21 Oct 2025

Which foods and supplements really ease chronic constipation?

BDA's first guidelines on chronic constipation reveal effective dietary supplements, including psyllium and magnesium oxide, for better digestive health.

16 Oct 2025

Combination of prebiotics and probiotics offer superior anti-inflammatory benefits compared with omega-3 or prebiotics alone

A new study, led by experts at the University of Nottingham, has found that combining certain types of dietary supplements is more effective than single prebiotics or omega-3 in supporting immune and metabolic health, which could lower the risk of conditions linked to chronic inflammation.