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| Form | Bioavailability | Best For |
|---|---|---|
| Retinyl Palmitate | High | General supplementation — preformed vitamin A with high absorption |
| Retinol (Preformed Vitamin A) | High | Correcting deficiency — most potent and directly usable form |
| Beta-Carotene (Provitamin A) | Moderate | Safety-conscious users — converted to retinol as needed, virtually non-toxic |
| Mixed Carotenoids | Moderate | Antioxidant support — includes alpha-carotene, beta-cryptoxanthin, and beta-carotene |
Bioavailability: High. Best for: General supplementation — preformed vitamin A with high absorption.
Bioavailability: High. Best for: Correcting deficiency — most potent and directly usable form.
Bioavailability: Moderate. Best for: Safety-conscious users — converted to retinol as needed, virtually non-toxic.
Bioavailability: Moderate. Best for: Antioxidant support — includes alpha-carotene, beta-cryptoxanthin, and beta-carotene.