If you struggle with persistent dandruff, Dr. Ziering says you may benefit from a scalp detox routine. Specifically, he ...

As for supporting ingredients, Dr. Reszko recommends looking for humectants like hyaluronic acid and glycerin to help support ...

Salicyclic acid is the best exfoliating ingredient for oily, acne-prone skin. Chemical exfoliants like alpha- and beta-hydroxy acids are recommended over physical exfoliants. Exfoliation is the ...

Glycolic acid is a type of alpha-hydroxy acid that removes dead cells on the surface of the skin. A peel from a dermatologist costs about $300, but you can also get store-bought glycolic acid.

Similarly, products with alpha hydroxy acids can cause irritation, itching, redness and may worsen acne in young skin. Preteens and teens should avoid products containing active ingredients such ...