Diet News and Research

Latest Diet News and Research

Fruit and vegetables sell better when supermarkets place them near the entrance

A 36-store WRAPPED study in England found that placing an expanded fresh fruit and vegetable section near discount supermarket entrances improved fresh produce sales and may modestly support healthier household purchasing and women’s diet quality.

8 Jun 2026

GLP-1 users say the drugs quiet food noise but do not replace lifestyle change

A qualitative study of 30 US adults found that GLP-1 receptor agonists often reduced “food noise,” psychological hunger, and appetite, helping patients feel more able to make deliberate lifestyle changes.

8 Jun 2026

Ancient dental calculus reveals centuries of oral microbiome change

Researchers characterized the oral microbiomes of the Japanese population across time by analyzing the DNA preserved in dental calculus of human skeletal remains.

8 Jun 2026

Early egg introduction reduces childhood allergy rates in Australia

Australian guidelines recommending egg be introduced into a child's diet in the first year of life has seen the number of children with egg allergy drop by 17 per cent, researchers have found.

8 Jun 2026

Survey: Many Americans unaware of diet's impact on cholesterol

On the heels of updated cholesterol management guidance that recommends earlier screening and establishes target goals for LDL "bad" cholesterol based on an individual's risk factors, a new Physicians Committee for Responsible Medicine/Morning Consult survey finds that one in five U.S. adults is unaware that what they eat directly affects blood cholesterol levels.

8 Jun 2026

Expert review examines widely-held beliefs about dietary protein needs and benefits

A newly published peer-reviewed paper in Critical Reviews in Food Science and Nutrition synthesizes findings from a February 2025 scientific workshop.

8 Jun 2026

WHO's new estimates of foodborne diseases may improve global prevention

Researchers from DTU have contributed to the international scientific work behind the WHO's new estimates of the global burden of foodborne diseases, providing countries with a stronger evidence base for preventing illness and prioritising action.

8 Jun 2026

Specific fruit choices boost flavanols for a healthier heart

Including blueberries, plums, blackberries, broad beans or cherries (washed down with green tea) in your five-a-day may be the best way to a healthier heart, new research suggests.

8 Jun 2026

Weight loss medications show promise in preventing obesity-related cancers

A study of more than 229,000 obese adults without diabetes in the United States has shown that weight loss drugs are associated with a decreased risk of obesity-related cancers.

7 Jun 2026

Biopsy-driven treatment strategy improves clinical outcomes in psoriatic arthritis

The management of psoriatic arthritis is increasingly focused on the early identification of clinical, immunological, and tissue-based phenotypes predictive of therapeutic response.

5 Jun 2026

Senior Care Authority kicks off Alzheimer's and Brain Awareness Month with six science-backed habits that may help reduce dementia risk

An estimated 7.4 million Americans aged 65 and older are now living with Alzheimer's disease, according to the Alzheimer's Association's 2026 Alzheimer's Disease Facts and Figures report, and that number is projected to climb to nearly 13 million by 2050.

5 Jun 2026

Strength training and cardio combo work best together

Research shows that combining resistance training with aerobic exercise significantly reduces mortality risk, emphasizing the importance of physical activity.

5 Jun 2026

Fatherhood linked to lower mortality risk among Black men

Fatherhood in Black men is associated with lower rates of all-cause mortality by middle age compared to nonfathers, according to the U.S.-based longitudinal study that enrolled Black and White individuals aged 18-30 years at baseline (1985-86).

4 Jun 2026

Fathers' health may shape children's future obesity ris

As obesity rates rise across the U.S., new research from Joe C. Wen School of Population & Public Health at the University of California, Irvine scientists draws attention to an often-overlooked factor in children's long-term health: fathers.

4 Jun 2026

Fast food is crowding out grocery access across the U.S.

A 20-year analysis of US neighborhood foodscapes found that food swamps became more common from 2003 to 2023, while food deserts showed little improvement. Rural communities and people relying on public transport faced the greatest barriers to reaching healthy food retailers.

4 Jun 2026

What older adults eat may shape dementia risk

Higher ultraprocessed food intake was associated with increased risks of dementia, cognitive impairment with no dementia, and the combined outcome among older US adults in the Health and Retirement Study. Minimally processed food intake showed the opposite pattern, although the observational findings require cautious interpretation because diet was self-reported and cognitive outcomes were not clinically diagnosed.

4 Jun 2026

Industrial processing of food poses health risks beyond poor nutrition

Concerns about the health effects of ultra-processed foods are growing, as studies increasingly link them to conditions such as heart disease, diabetes, and even early death.

4 Jun 2026

Constipation may be tied to more than discomfort

Constipation was associated with approximately twofold higher odds of depression in a meta-analysis of 18 observational studies involving 730,263 participants. The findings support integrated gastrointestinal and mental health assessment, especially for adolescents and young adults, while emphasizing that causality cannot yet be established.

3 Jun 2026

Americans view ultraprocessed foods as addictive and harmful

Across partisan lines, Americans broadly believe ultraprocessed foods are addictive and harmful – expressing attitudes strikingly like those that spurred regulation of the tobacco industry, new Cornell University-led research finds.

3 Jun 2026

Ketogenic diet shows promise in treating anorexia nervosa

A pilot study published today in Communications Medicine demonstrates the potential of a new approach to treating anorexia nervosa - a disorder for which effective treatments have been significantly limited.

3 Jun 2026