How does vitamin A help keep skin young?

Dr. Doris Day, MD
This is one of the most important vitamins for the skin. It is in the family of ingredients called retinoids. Retinoids bind to special sites in the skin and help cells differentiate more normally. This is why so many products, both over-the-counter and prescription products, include vitamin A or a derivative of vitamin A as an essential ingredient. Vitamin A deficiency in the skin causes dry skin that heals poorly and wrinkles more easily.

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