Women who might become pregnant should be especially cautious with vitamin A supplements or avoid them entirely .

The Recommended Dietary Allowance (RDA) represents the average daily nutrient intake level enough to meet the requirements of almost all healthy individuals in a specific gender and life stage group.

Medically reviewed by Sohaib Imtiaz, MD Oranges are loaded with vitamin C, but they are not the only whole food source of ...

Look for a vitamin D pill with no more than 600 IU, the currently recommended RDA for people between the ages of one to 70. Older adults can take 800 IU. The price of the vitamin doesn't matter as ...

Carrot juice provides several nutrients that support eye health, immune function, and skin health. Learn more about the benefits as well as any risks.

These doses are well over the RDA for vitamin B12 and B9 (2.4 micrograms for adults and 400 micrograms for women who are not pregnant or lactating, respectively). [2] [10] ...

The recommended dietary allowance (RDA) for vitamin E varies based on age and gender, but it is generally 15 milligrams (mg), or 22.4 international units (IU), per day for adults.

The RDA of vitamin E is 15 mg daily for people aged 14 years and older. For chestfeeding people, the RDA increases to 19 mg. Side effects.