Typical dose
700-900 mcg daily for adults
Oral
Oral safety: low
About this supplement
Vitamin A, also known as retinol, is a fat-soluble vitamin that is essential for various bodily functions, including vision, immune function, and skin health. It plays a crucial role in the maintenance of healthy vision by supporting the function of the retina. Vitamin A is also important for cellular growth and differentiation, particularly in epithelial tissues.
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
Chemical ID (CAS)
68-26-8
Physical properties
Vitamin A is typically a yellow to orange crystalline solid that is soluble in organic solvents but insoluble in water. It is sensitive to light and heat.
How it’s made
Vitamin A can be derived from animal sources (such as liver and fish oils) or synthesized from beta-carotene found in plant sources. The synthetic production involves chemical processes to create retinol.