What is considered a dietary supplement? When diet alone isn’t enough to get to optimal nutritional levels, dietary supplements are vitamins or minerals you can take to help your body achieve ...

However, vitamins and supplements can be harmful in some cases. "We tend to think if a little is good, more must be better. Not true," Ashton said. "These vitamins can have toxicities.

He adds that there are 13 essential vitamins — vitamins A, C, D, E, K, and the B vitamins (thiamine, riboflavin, niacin, pantothenic acid, biotin, B6, B12 and folate). How to get your daily vitamins ...

Vitamins and Vitamin Supplements: Use Increases in America. CDC report shows that more than half of adults use dietary supplements. By ABC News. April 12, 2011, 5:50 PM.

Vitamin D3 supplements can provide the benefits of Vitamin D, which we mostly get from exposure to the sun, without the risk of UV damage.

Of all the "classic" vitamins—the vital organic compounds discovered between 1913 and 1941 and termed vitamin A, B, C, etc.—vitamin D could be the most beneficial to take in supplement form.

What's more, notes the editorial, not only are vitamins not that beneficial for most of us; some supplements, such as "beta-carotene, vitamin E, and possibly high doses of vitamin A, [might increase] ...

Vitamin & Supplement Glossary. Written by Wendy C. Fries. Medically Reviewed by Christine Mikstas, RD, LD on May 09, 2025. 3 min read. Amino Acids. The building blocks that make up proteins.

Gummy vitamins have many downsides, compared with traditional supplements. The dosage of gummy vitamins can be unreliable. Also, chances are that by the time you eat your gummy, ...