More than half of American adults took dietary supplements between 2017 and 2020 — but are vitamins really essential for everyone? Experts share what you need to know.

'What vitamins should I take?' Unfortunately, there's no one answer here. This question is best directed toward a primary care physician, who can first check your levels with a blood test.

Though vitamins won't expire and become unsafe, they will lose potency, which means they're not doing you any good. Manufacturers put the dates on the bottle that signifies when the vitamins hit ...

Vitamins are nutrients important for the proper growth and development of your body. There are about 13 essential vitamins. These include vitamins A, B (B1, B2, B3, B5, B6, B7, B9, B12), C, D, E ...