Vitamin D supplementation may help shape how the immune system responds to gut bacteria in people with inflammatory bowel disease (IBD), according to a Mayo Clinic-led study published in Cell Reports ...

Kayla Girgen, RD, is a licensed dietitian who specializes in weight management and weight loss for patients after bariatric surgery. Vitamin D supports insulin function, and low levels are common ...

Julia Ries Wexler is a writer focusing on all things health and wellness. She has over 10 years of experience in health journalism, and though she has written about pretty much every health topic ...

A randomized trial from Vanderbilt-Ingram Cancer Center reveals that magnesium may be the missing key to keeping vitamin D levels in balance. The study found that magnesium raised vitamin D in people ...

Low levels of vitamin D seem to raise your risk of heart attack but scientists are still figuring out why—and whether supplements might help protect you. Vitamin D is thought to play a protective role ...

SEATTLE — As Pacific Northwesterners go deeper into the "big dark," some may wonder about their vitamin D levels. "It's so unique because it's the one vitamin that we actually get from the sun, ...

Vitamin D is known to be essential to many aspects of human health — but a new study suggests that taking a certain form of it can have a negative effect. The more potent and longer-lasting form, ...