Typical dose
700-900 mcg daily for adults
Oral
Oral safety: low
About this supplement
Vitamin A is a fat-soluble vitamin that is essential for various bodily functions, including vision, immune function, and skin health. It exists in several forms, including retinol, retinal, and retinoic acid, as well as provitamin A carotenoids such as beta-carotene. Vitamin A is crucial for the maintenance of healthy vision, particularly in low-light conditions, and plays a vital role in cellular communication and growth.
How much to take
- Typical amount
- 700-900 mcg daily for adults
- Suggested range
- 700-900 mcg
Potential benefits
Benefits linked to this supplement form:
Things to watch for
Possible side effects linked to this form:
Health goals
Needs and goals this form may help with:
Other forms of Vitamin A
Compare absorption and active amounts with sibling forms:
Technical details â–¼
Physical properties
Vitamin A is typically found in a yellow to orange color in its carotenoid forms. It is fat-soluble, meaning it dissolves in fats and oils, and is often found in oil-based supplements.
How it’s made
Vitamin A can be derived from animal sources, such as fish liver oil, or synthesized from plant sources through the extraction of carotenoids.