Nutrition

Vitamin A Info Dosage (RDI) Females: 700mcg/day Males: 900mcg/day Upper level: 3000mcg/day Absorption location Small intestine. Mucosal cells. Forms Retinol (true vitamin A) carotenoids (pre-vitamin A) (not always converted to true vitamin A well) Cofactors Synergistic nutrients: Vitamins B1, B3, C, D, E, Mg, Se, Mn, K, P, Carotenoids, I, Tyrosine, Read more…