Vitamin A
An essential fat-soluble vitamin important for vision, immune function, and cellular communication
Vitamins
Fat Soluble
Research: Extensive
Also Known As
Vitamin A
Retinoids
Carotenoids
Benefits
- Supports vision and eye health
- Maintains immune system function
- Promotes skin health
- Supports cellular growth and differentiation
Common Forms
Capsules
Softgels
Tablets
Liquid drops
Safety Notes
High doses can be toxic. Pregnant women should be especially careful with vitamin A supplementation. Upper limit for adults is typically 10,000 IU per day.
Related Products
No related products
Types of Vitamin A
Retinol (Preformed Vitamin A)
The active form of vitamin A that can be directly used by the body
Vitamins
Fat soluble
Research: Extensive
Vitamin A (Retinyl Palmitate)
A storage form of retinol commonly used in supplements
Vitamins
Fat soluble
Research: Extensive
Vitamin A (Retinyl Acetate)
An ester form of vitamin A used in supplements and fortified foods
Vitamins
Fat soluble
Research: Extensive
Vitamin A (Beta-Carotene)
A provitamin A carotenoid that converts to vitamin A in the body
Vitamins
Fat soluble
Research: Extensive
Vitamin A (Alpha-Carotene)
A carotenoid with about half the vitamin A activity of beta-carotene
Vitamins
Fat soluble
Research: Moderate
Vitamin A (Beta-Cryptoxanthin)
A provitamin A carotenoid found in orange and yellow fruits and vegetables
Vitamins
Fat soluble
Research: Moderate