Diet News and Research

Latest Diet News and Research

Blood ketone threshold may help predict weight loss success

Achieving and sustaining a blood ketone level of 0.5 mmol/L is crucial for weight loss in ketogenic diets, offering a new approach to dietary monitoring.

16 Jul 2026

Sustainable diets may transform global food systems by 2050

There is a clear need to shift towards healthier and more sustainable food systems. According to the 2025 EAT-Lancet Commission Report, the global adoption of a flexitarian Planetary Health Diet could prevent around 15 million premature adult deaths per year.

15 Jul 2026

Ketogenic diet may increase small intestine cancer risk in mice

A high-fat, low-carbohydrate diet, also called a ketogenic diet, can help some people lose weight by forcing their bodies to burn fat for fuel instead of sugar.

15 Jul 2026

Study sheds light on the prognostic value of blood test for predicting cognitive impairment risk

A blood test for the biomarker phosphorylated tau 217 (p-tau217) recently received federal clearance, but questions have emerged around the extent to which such tests can accurately predict whether a cognitively healthy individual will go on to develop cognitive impairment-a key symptom of Alzheimer's disease.

15 Jul 2026

New project documents vanishing heritage diets for future health benefits

The world's 'heritage' diets could hold vital clues to better health. Writing in Nature Medicine, researchers from 12 countries have launched the World Diet Initiative, a global effort to document and study these diets before this knowledge is lost.

15 Jul 2026

Study links gut microbes to stronger cancer immunotherapy responses

A new study from a team including University of Nebraska–Lincoln researchers is the first to show metabolites produced by certain bacteria in the gut can positively impact the body's immune response to cancer.

14 Jul 2026

Fear of new foods may affect more than dietary variety

Higher food neophobia was associated with poorer self-reported physical and mental health among 4,537 adults in Australia, the United Kingdom, and the United States. The relationship remained after accounting for age, gender, education, and country, although the cross-sectional study could not establish causation.

14 Jul 2026

New report highlights top ten brain health breakthroughs for clinicians

"Understanding Breakthroughs in Brain Health: Top 10 Articles of 2025" - the latest "Top 10" report in the Gerontological Society of America's Insights & Implications in Gerontology series - presents a curated collection of the year's most impactful research on cognitive decline, dementia detection, and brain health across the lifespan, with a focus on actionable insights for primary care providers.

14 Jul 2026

Researchers propose simple finger prick test to track metabolic health

Researchers writing in Frontiers in Science propose using simple tests to track metabolic health in non-communicable diseases, which cause three in four deaths worldwide.

14 Jul 2026

Smelling dark chocolate before training may improve workout performance

Chocolate odors influence resistance exercise performance in fasted men, highlighting the potential of sensory cues to enhance training and appetite control.

13 Jul 2026

Gut microbiota may shape eating behavior and guide new obesity treatments

The review shows how gut microbiota may influence appetite, food reward, inflammation, and energy balance through the gut-brain axis. Microbiota-targeted approaches could support future treatments for obesity and eating disorders, but clinical evidence remains limited.

12 Jul 2026

Cold-exposed mothers pass metabolic protection to male rat offspring through milk

Maternal cold exposure during early pregnancy improved glucose control and reduced liver fat in male rat offspring, with benefits persisting into late adulthood. The findings implicate a breast milk LCA, gut microbiota, and Th17 immune pathway, while human cohort data showed an observational link between winter conception and lower MASLD risk.

12 Jul 2026

Genetic risk knowledge alone fails to curb obesity, study shows

Does informing people about their genetic risk of obesity help them change their habits and lose excess weight? A study, published in the journal Obesity Reviews by scientists including researchers from SWPS University, shows that knowledge about one's genes alone is not enough.

11 Jul 2026

Study links oxalate to systemic inflammation and heart damage

Oxalic acid might do more than just contribute to the formation of kidney stones — it may also be an underappreciated driver of inflammation and heart damage in people with impaired kidney function.

11 Jul 2026

Semaglutide outperforms other GLP-1 drugs for weight loss in psychiatric populations

A network meta-analysis of nine randomized controlled trials found that once-weekly semaglutide showed the largest estimated weight-loss effect among GLP-1 receptor agonists tested in adults with mental illness and obesity or related metabolic risk. The authors cautioned that the findings remain preliminary because the evidence base was small, heterogeneous, and largely indirect.

9 Jul 2026