Supplements of Vitamin A: Benefits, Dosage, Safety and Myths Debunked
Supplements of vitamin A provide preformed retinol or provitamin beta-carotene to fill dietary gaps in vision, immune and skin health. Supplements of vitamin A are useful for people with diagnosed deficiency or restricted diets, but more is not better — the adult upper limit is 3,000 mcg RAE daily, and excess preformed vitamin A is […]







