What is retinol and how can a person use it?
[ad_1] Retinol is a form of vitamin A. Some people refer to it as vitamin A1. In recent years, retinol has gained popularity in the skin care market, due to its support of graceful aging and its beneficial effects on acne and skin tone. Retinol comes as a liquid serum, gel, cream, and emollient. A … Read more