Chemistry & ProductsQuestion 81 of 484
Retinoids (vitamin A derivatives) are used in skin care primarily to:
a.Increase cell turnover and stimulate collagen
b.Provide chemical sunscreen protection
c.Disinfect the surface of the skin
d.Neutralize chemical relaxers
Explanation
Retinoids speed up cell turnover and stimulate collagen and elastin production, making them popular for anti-aging and acne treatment. They can cause dryness and increased sun sensitivity.
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