The RDA for vitamin A is set by using a coefficient of variation (CV) of 20 percent based on the calculated half-life values for liver vitamin A (see “Adults Ages 19.
However, this RDA is also equivalent to 18,000 IU of beta-carotene from . But in women with vitamin A deficiency, breast milk volume and.
Vitamin A is key for good vision, a healthy immune system, and cell growth. The recommended dietary allowance (RDA) includes the vitamin A you get from both the food you eat and any supplements (Children & Adults).