Vitamin A: Retinol, Provitamin A, Beta-carotene
What is the function of vitamin A? Vitamin A is the nutrient to eat for a perfect vision. There are two types of vitamin A: retinol from animal foods and precursors of vitamin A – carotenes (beta-carotene, alpha-carotene, gamma-carotene and beta-cryptoxanthin) from plant foods. The essential nutrients plays a crucial part in a number of … Read more about Vitamin A: Retinol, Provitamin A, Beta-carotene