Nutrition
The latest from Nutrition on Vitalspell.
Oyster mushrooms preserved mood and cut inflammation in older adults
A crossover trial in Food & Function found that a single serving of oyster mushrooms preserved positive mood and reduced three inflammatory markers compared to placebo over 6 hours, but showed no consistent cognitive benefit in healthy adults aged 60 to 80.
Nutrition timing alone not enough for night-shift metabolic health, trial finds
An 8-week crossover trial in female healthcare workers found that protein-and-nutrient-timing guidance modestly improved visceral fat percentage but did not shift inflammatory markers, gut microbiome diversity, or mental health scores. The findings suggest dietary changes alone are insufficient to reverse the metabolic effects of circadian disruption.
Magnesium bisglycinate modestly improved insomnia in largest placebo-controlled trial
A four-week randomized trial in 155 adults found that 250 milligrams of magnesium bisglycinate per day modestly reduced insomnia severity compared to placebo. The benefit was largest in people with low dietary magnesium intake.
Endurance Athletes Are Swapping $5 Gels for 30-Cent Rice Krispies Treats
Elite marathoners and Tour de France cyclists are replacing $5.50 energy gels with a 30-cent supermarket snack, backed by a 2023 meta-analysis of 136 studies confirming simple carbohydrates improve endurance performance.
What Experts Want You to Know About High-Carb Fueling
Pro athletes and brands are pushing 120 grams of carbs per hour during racing. The science says no peer-reviewed study supports a benefit above 90 grams, and overshooting may hurt amateur performance while stressing the gut.
The Vitalspell brief
Evidence-based supplement science — weekly in your inbox.
Subscribe