Key Takeaways
Vitamin A is a fat-soluble, essential nutrient needed for several normal bodily functions, including vision.
Try to get vitamin A and carotenoids (which the body converts to vitamin A) from food sources instead of supplements unless your healthcare provider advises differently.
Vitamin A can be toxic in doses that exceed the upper limit.
Vitamin A is a fat-soluble essential nutrient that supports healthy vision, skin, immunity, growth, and reproduction. People need to get it from foods rich in preformed vitamin A or carotenoids (which the body converts to vitamin A)—along with some dietary fat to help with absorption.
1, Role in the Body
Vitamin A plays several essential roles in your body, including:
Supporting eyesight and eye health
Supporting the immune system