EXCLUSIVE: With menopause symptoms worse for many sufferers in autumn and winter, and expert has explained the 7 reasons why, ...

Discover how vitamins D3 and K2 work together to boost bone, heart, and immune health. Learn about the benefits of organic ...

Milk is another drink that is often fortified with vitamin D to help us get this valuable nutrient. Like orange juice, milk is not a natural source of vitamin D, but the FDA allows manufacturers to ...

Excessive vitamin D supplementation can lead to serious health issues, including digestive problems, dangerously high calcium ...

Note: The U.S. Food and Drug Administration (FDA) does not approve supplements for safety or effectiveness. Talk to a healthcare professional about whether a supplement is the right fit for your ...

Oct. 4, 2025 — Scientists discovered that vitamin D2 supplements can lower levels of vitamin D3, the form the body uses most effectively. Unlike D2, vitamin D3 enhances the immune system’s first line ...