Tretinoin is a medication that is used to treat acne and photoaging. It has also been used to treat hair loss and stretch marks. Tretinoin is a retinoid, which is a type of medication that is derived from vitamin A.
Tretinoin is a medication that is used to treat comedonal acne, which is acne that is characterized by whiteheads and blackheads. Tretinoin works by increasing skin cell turnover and preventing the formation of new comedones. Tretinoin has also been shown to improve wrinkles.