Vitamin A supplements provide vitamin A, also known as retinol. Your body needs vitamin A to maintain normal vision and keep your heart, lungs, and immune system working well.

Vitamin A is an essential nutrient that plays a role in many bodily functions. The fat-soluble vitamin is important for our vision, skin, immune system and more. Also known as retinol, vitamin A ...

Vitamin A supplements provide vitamin A, also known as retinol. Your body needs vitamin A to maintain normal vision and keep your heart, lungs, and immune system working well.