Skin care products with nonprescription forms of vitamin A (like retinol) are less expensive than Rx creams, but they also have less research to back them up. There's some evidence that retinol revs up collagen production, though studies of other mild forms of A, such as retinyl esters, have been disappointing.
- Q What are the risks of using topical retinol?
- Q How does topical retinol treat acne?
- Q Which skin conditions does topical retinol treat?
- Q What are the benefits of retinol in skin care products?
- Q Does retinol prevent osteoporosis?
- Q Why should I use a retinol cream?