BioStacks

Best Vitamin A for Skin

Top 10 products ranked

Last reviewed May 2026

Clinical dose: 700–1500 mcg

Why Vitamin A for Skin

Vitamin A plays a supporting role in skin. Exists as preformed retinol (animal sources) and provitamin A carotenoids like beta-carotene (plant sources). Retinyl palmitate and retinyl acetate are common supplemental forms with high bioavailability. In clinical studies, vitamin a maintains skin integrity.

What dose to look for

Clinical studies typically use 700–1500 mcg of vitamin a. Products below this range may not deliver meaningful results.

What the research says

Vitamin A has strong clinical evidence for skin benefits. Essential for vision via retinal pigment formation; toxicity risk above RDA in preformed retinol, not beta-carotene Learn more

Clinical research on Vitamin A (Retinol/Beta-carotene)

LOW for supplemental skin benefit · 700–900 mcg RAE (do not exceed 3,000 mcg RAE)

•Essential for skin cell differentiation and sebum production, but deficiency is uncommon
•Topical retinoids have strong evidence; oral supplementation evidence is minimal for non-deficient individuals
•Excess supplementation (hypervitaminosis A) can cause skin dryness and peeling

See full Skin research →