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QUESTION
Q276) Vitamin E prevents ... [Manpal 1999 ]

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Keratinization is important because keratin is a tough, fibrous, waterproof protein that gives skin its resiliency & strength Vitamin E is the major naturally occurring lipid-soluble non-enzymatic antioxidant protecting skin from the adverse effects of oxidative stress including photoaging. Vitamin E administration can prevent the epithelial keratinization.
Answer : (c)