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What is The proxidant action of Vitamin C is potentiated by: and explain in detail?
Ans. B. Copper(Ref: Harper 31/e page 533-540)Ascorbate is antioxidant, but it can be a source of hydroxyl radical by reacting with Cu2+ ions. Antioxidant vitamins that can act as prooxidants are:Beta caroteneAscorbateTocopherol