Vitamin A: I admire you for your concern about your health, and effect of too much Vitamin A. Recommended dietary allowance (RDA) of Vitamin A for adults is 3,000 IU for men and 2,300 IU for women Vitamin A is essential to healthy vision . Too much animal-derived vitamin A can build up in the body and become toxic. Warning symptoms of overdose include hair loss, confusion, liver damage and bone loss.
Answered 5/25/2015
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