Medically reviewed by Jonathan Purtell, RDN Key Takeaways Vitamin C may be most beneficial when taken two to three times ...

Iron is often sold in products that also contain vitamin C, which enhances iron absorption. There are considerations, as with all supplements.

Not all supplements work well together. A leading surgeon warns that certain combinations can block absorption and cancel out ...

Experts discuss the evidence on the benefits of diet supplements. Oct. 12, 2011— -- It's been a tough week for vitamins. Researchers published back-to-back studies this week suggesting that daily ...

Learn about the best time of day and way to take vitamin D, and if you should consider supplementing with this nutrient.

Vitamin D is vital for immunity, brain health, strong bones, and overall well-being, but taking in too much from supplements ...

When it comes to building strong, healthy bones, the emphasis on strength training has never been greater. Staying active is essential for bone health, but it’s important not to neglect the basics: ...

Learn the best time to take vitamin K2, why it absorbs better with fat, and how it supports bone and heart health when paired with vitamin D.

Vitamin D does a lot for your body, supporting strong bones, muscle movement, your immune system, and more. Taking a vitamin D supplement may seem like a quick and easy way to boost these benefits—but ...

Vitamins for teens have come a long way from those chalky, “fruity” Flintstones vitamins many of us Millennials had to stomach. As a parent, you want your teen to be getting the proper nutrients, ...

According to the U.S. Food and Drug Administration (FDA), approximately 75% of all Americans take at least one dietary supplement. That’s no surprise if you’ve checked out TikTok lately–people are ...

If you are buying vitamins or supplements, Dr. Glazier recommends looking for a reputable brand, since all brands are not made equally, and ideally one whose product has been reviewed by an ...