Nearly a quarter of Americans are estimated to have a vitamin D deficiency. Why is that?

The Best Time to Take Vitamin D for Maximum Absorption, According to Health Experts A doctor and dietitian break down what to consider as you choose when to take your dose.

Vitamin D is vital for health. Some foods can reduce its absorption. Processed foods and alcohol affect Vitamin D use. Caffeine impacts calcium absorp ...

New evidence-based guidelines reveal when vitamin D supplementation helps prevent disease, highlighting its role in children, older adults, pregnancy, and prediabetes.

Vitamin D supplements slowed the shortening of telomeres, according to a study published in The American Journal of Clinical Nutrition.

Vitamin C and D supplements are generally safe to take together. Taking both supplements may also enhance health benefits, such as immune function.

Vitamin D Deficiency and Hair Loss: Is There a Connection? This article was reviewed by Knox Beasley If you’re experiencing increased hair fall, vitamin D deficiency hair loss could be to blame.

Get stronger bones, immunity and improved dental health with these vitamin D supplements. Check out the picks to try in 2025.

Emerging research highlights how vitamin D boosts immunity and reduces colorectal cancer (CRC) risk by regulating inflammation and cell growth.

But that does not mean that you cannot get vitamin D from other sources. Here are five effective ways to boost your vitamin D intake. Also Read: Can Supplements Really Boost Your Immune System?