Vitamin D supplements are generally in your system after 4 to 12 weeks. Learn more about the importance of consistent supplementation to sustain results.

A study investigating the impact of vitamin D on gene expression has found significant differences between vitamin D2 and vitamin D3 supplements. The findings, published in the journal Frontiers in ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." When you decide to spend money on a vitamin or supplement, you want to be sure it delivers. Which is why ...

Plus, the best ways to supplement your body if you find out you're deficient.

James Brown has previously received funding from the EU Horizon 2020 scheme to study personalised approaches to food choices. Vitamin D is important for maintaining health, as it has many roles in the ...

A new review of studies finds that the type of vitamin D that you take matters. The study looked at vitamin D3 vs. vitamin D2 and found vitamin D2 to be less potent and actually reduced serum (total) ...

Vitamin D3, a form of vitamin D, promotes strong bones, good immune health, and mental well-being. You can get vitamin D3 from fortified foods, eggs, and fatty fish — or by spending time in the sun.

Vitamin D3 and vitamin K2 work together, guiding calcium to appropriate areas within the body: primarily into bones and teeth, away from arteries and soft tissues. Indeed-several studies provide ...

In nutrition science, certain vitamins and minerals don’t work in isolation, they complement, amplify, or balance each other’s functions within the body. These “nutrient synergies” are increasingly ...

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 ...

When you decide to spend money on a vitamin or supplement, you want to be sure it delivers. Which is why it can be a bit disheartening to walk down the vitamin aisle at the drugstore looking for a ...