Diet & Nutrition News and Research

Latest Diet & Nutrition News and Research

Daily black cumin intake improves blood lipids and reduces obesity risk

Nigella sativa (black cumin), the spice that boosts the flavor of curries like korma and paneer also has another use: its seeds have long been used as a medicinal plant in traditional medicine for their antioxidant and anti-inflammatory effects.

18 Nov 2025

UNC Greensboro professor receives $3.7 million to advance research on controlling sand flies

Professor Gideon Wasserberg at UNC Greensboro has been awarded a prestigious $3.7 million National Institutes of Health R01 grant to advance his research on controlling sand flies, the vectors of the parasitic disease leishmaniasis.

18 Nov 2025

New review reveals which baby foods carry the highest heavy metal risks

This scoping review found that more than 60 percent of infant formulas and baby foods worldwide contain detectable levels of cadmium, lead, and arsenic, with mercury present in more than 30 percent of products. The highest concentrations and regulatory exceedances occurred in baby foods containing fish, rice, and cereals, underscoring persistent global safety gaps.

17 Nov 2025

Daily berries and cocoa enhance mood by targeting key brain pathways

Dietary flavonoids from everyday foods show modest but promising benefits for mood, with the strongest evidence emerging from chronic, anthocyanin rich interventions. Acute effects are mixed, but longer term intake may support emotional well being through mechanisms involving monoamine activity and neuroplasticity.

17 Nov 2025

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