What does vitamin A do?

Answer 1

Vision and MoreVitamin A is a component of visual pigments, does maintenance of epithelial tissues, is an antioxidant, and helps prevent damage to cell membranes

Answer 2

All vitamins are needed for the human body to function properly, however the body requires only small amounts of these vitamins.

Vitamin B1: Coenzyme used in removing CO2 from organic compounds.

Vitamin B2: Component of coenzymes FAD and FMN

Vitamin B12: Coenzyme in nucleic acid metabolism, maturation of red blood cells.

Vitamin B6: Coenzyme used in amino acid metabolism

Niacin (B3): Component of coenzymes NAD+ and NADP+

Biotin: Coenzyme in synthesis of fat, glycogen, and amino acids.

Pantothenic acid (B5): Component of coenzyme A (important in cellular respiration)

Folic acid (B9): Coenzyme in nucleic acid and amino acid metabolism

Vitamin C: Used in collagen synthesis, antioxidant, aids in detoxification and improves iron absorption

Vitamin A: Component of visual pigments, maintenance of epithelial tissues, antioxidant, helps prevent damage to cell membranes

Vitamin D: Aids in absorption and use of calcium and phosphorus, promotes bone growth.

Vitamin E: Antioxidant, helps prevent damage to cell membranes.

Vitamin K: Important in blood clotting