Nutrition

A new study suggests gut microbes traveled with humans out of Africa. Many of these microbes are now rare or absent in industrialized populations.

California schools are preparing to phase out certain ultra-processed foods by 2035. A Stanford Medicine study flags potential implementation challenges, from tight budgets to staffing shortages.

Peptides are everywhere online, touted for looksmaxxing, muscle building, and weight loss. Stanford Medicine experts explain what is – and isn’t – backed by evidence.

Stanford Medicine’s David Relman transformed clinical diagnostics and food tracing for cyclospora, the parasitic organism behind the surge of this diarrheal illness. Here’s what he thinks you should know.

Family- and individual-based therapy both improve eating variety in children with the pediatric eating disorder ARFID.

Only 5% of American adults meet the daily recommended intake for fiber – and the consequences go well beyond digestion. Here’s what nutrition researchers want you to know.

As federal dietary guidelines shift and influencers hawk endless supplements, Stanford Medicine nutrition experts help separate protein hype from medical science.

A calorie-restrictive diet significantly alleviates symptoms of mild-to-moderate Crohn’s disease, offering new guidance for patients.

Most people don’t need supplements, and “natural” doesn’t always mean safe, according to two experts from Stanford Medicine.

Research reveals a new method for quantifying fatty acid production in the gut and highlights the important role of complex carbs in energy and overall health.