Chemistry & ProductsQuestion 81 of 484
Retinoids (vitamin A derivatives) are used in skin care primarily to:
a.Disinfect the surface of the skin
b.Provide chemical sunscreen protection
c.Neutralize chemical relaxers
d.Increase cell turnover and stimulate collagen
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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