Effect of excessive vitamins C and E on vitamin A status.
D000818:Animals; D001205:Ascorbic Acid / Q000009:adverse effects*; D002338:Carotenoids / Q000378:metabolism; D004357:Drug Synergism; D006801:Humans; D009747:Nutritional Physiological Phenomena; D051381:Rats; D014801:Vitamin A / Q000378:metabolism; D014810:Vitamin E / Q000009:adverse effects*
D014801:Vitamin A; D014810:Vitamin E; D002338:Carotenoids; D001205:Ascorbic Acid