Diet & Nutrition News and Research

Latest Diet & Nutrition News and Research

Reclassifying wine intake reshapes the Mediterranean diet’s cognitive impact

Higher adherence to the Mediterranean diet was not associated with better cognition when wine was scored as a “beneficial” component. When wine was reverse scored, Mediterranean diet adherence showed a modest positive association with MMSE performance and a borderline link with MoCA in Portuguese older adults at high dementia risk.

17 Nov 2025

Calculator assesses 30-year heart risk for young adults

Just as saving for retirement starts early, so should protecting your heart. A new Northwestern Medicine study introduces a first-of-its-kind online calculator that uses percentiles to help younger adults forecast and understand their risk of a heart event over the next 30 years.

17 Nov 2025

Red meat raises inflammation marker CRP in clinical trials

The review analyzes red meat's effects on inflammatory biomarkers, revealing significant associations with CRP in specific adult subgroups and dietary contexts.

17 Nov 2025

Low-glutamate diet improves migraine symptoms in veterans with Gulf War Illness

Veterans with Gulf War Illness experienced significant improvement in migraine symptoms after following a diet low in glutamate, a component of flavor enhancing food additives commonly found in processed foods, according to new research presented by Georgetown University and American University scientists.

17 Nov 2025

Gut microbes may fuel allergic rhinitis symptoms

The study identifies gut microbiome alterations in allergic rhinitis, suggesting a gut-nose axis that could inform new treatment approaches for this condition.

17 Nov 2025

Are mushrooms more than a low-calorie food? New analysis explains their hidden advantages

Whole mushroom consumption shows consistent benefits for cardiometabolic health, lowering triglycerides in self-chosen diets and improving fasting glucose in a single healthy dietary pattern trial. Early evidence also suggests increases in salivary IgA and possible blood pressure improvements, with no adverse biomarker effects reported.

16 Nov 2025

Preclinical study shows aged garlic extract improves memory and reduces anxiety

Long-term aged garlic extract supplementation improved specific anxiety-related behaviors and enhanced memory and learning in aging mice. Proteomic profiling revealed extensive hippocampal and cortical molecular changes linked to synaptic signaling, neuroplasticity, and stress-response pathways.

16 Nov 2025

Dash diet cuts diabetes complications by targeting blood pressure kidney health and inflammation

The DASH diet supports metabolic health in people with diabetes by improving blood pressure, renal function, lipids, and modest glycemic markers while reducing risks linked to vascular and inflammatory pathways. Its broad nutrient-driven mechanisms also benefit related conditions such as neuropathy, PCOS, and retinopathy, making it a versatile tool for cardiometabolic care.

16 Nov 2025

WHO releases first global guidelines for managing diabetes during pregnancy

The World Health Organization (WHO) today released its first global guidelines for the management of diabetes during pregnancy, a condition affecting about one in six pregnancies – or 21 million women annually.

14 Nov 2025

UCSF study explores sentiment analysis for hepatorenal syndrome

Taking a page from market research tactics, UC San Francisco experts are studying whether artificial intelligence (AI) can improve diagnosis of a complex liver condition by using the clinical notes of multiple providers.

14 Nov 2025

High protein breakfasts help you feel fuller but do not change how much you eat later

High protein breakfasts, whether plant or animal-based, boosted GLP-1 and PYY and modestly reduced appetite compared with a low protein, high carbohydrate meal. Despite these hormonal and appetite changes, lunchtime energy intake remained unchanged in both younger and older adults.

13 Nov 2025

Family support helped adults in rural China to reduce blood pressure levels

New research found family support helped adults in rural China reduce their blood pressure.

13 Nov 2025

Ultra-processed foods linked to precursors of early-onset colorectal cancer

Colorectal cancer used to be associated with old age, but diagnoses have become increasingly common in adults aged 50 or younger particularly in high-income countries like the United States.

13 Nov 2025

Scientists debunk gut microbiome-autism connection

There's no scientific evidence that the gut microbiome causes autism, a group of scientists argue in an opinion paper publishing November 13 in the Cell Press journal Neuron.

13 Nov 2025

Researchers confirm first death linked to tick-induced meat allergy

University of Virginia School of Medicine researchers have identified the first death caused by what is commonly called the "meat allergy" being spread by ticks.

13 Nov 2025

Which plant-based diet is healthiest and most sustainable

Vegan and vegetarian diets deliver nutrient adequacy on par with Mediterranean diets, while lowering carbon footprints and promoting environmental health.

13 Nov 2025

Poor sleep raises injury risk in recreational runners

Research shows that sleep quality and duration are critical for injury prevention in recreational runners, emphasizing sleep's role in athletic performance.

13 Nov 2025

Early lean mass shapes long-term brain development in preterm infants

Extremely preterm infants with higher fat-free mass at term-equivalent age show better cognitive, language, and motor outcomes through age three. Early lean-tissue growth offers stronger neurodevelopmental insight than traditional growth measures.

12 Nov 2025

Nasal vaccine shows promise as a non-invasive treatment for cervical cancer

Cervical cancer, which affects the reproductive tract, is one of the most common cancers in women worldwide.

12 Nov 2025

New Canadian network promotes health benefits of fermented foods

A one-stop network, the first of its kind in North America, has begun sharing easily digested research, recipes and other resources about the health benefits of fermented foods.

12 Nov 2025