As a result of this work, fat-soluble vitamins became one of his major fields of interest.

If you take too much of a fat-soluble vitamin, it could become toxic.

As a fat-soluble vitamin, it is stored for a long time in the body.

So like any fat-soluble vitamin, there's a concern that it will build up in your tissues over time.

Deficiency of fat-soluble vitamins is quite rare, as the body stores them in the liver and other organs.

Vitamin K, the last of the fat-soluble vitamins, is needed for the body to heal cuts and bruises.

"More is not necessarily better with supplements, especially if you take fat-soluble vitamins."

The body can store fat-soluble vitamins in fatty tissue.

One caveat: as we age, our ability to assimilate the fat-soluble vitamins may diminish.

Mineral oil may decrease the absorption of fat-soluble vitamins and some minerals.