Glycolic acid is a dermatologist favorite for smoother, brighter skin. Find out all the game-changing uses of this exfoliating AHA for acne, anti-aging, and more.

Myth or fact—some moisturizers can dry out skin. Strange but true— common ingredients known as humectants like glycerin and alpha hydroxy acids work by absorbing moisture from the environment.

It’s best to apply barrier cream to a freshly cleansed face at night ... “Using a chemical exfoliant, like an alpha hydroxy acid product, two to three times a week can be the secret ...

Alpha hydroxy acid sloughs dead, dull skin cells to reveal a smoother surface almost immediately. Beta hydroxy acid—an oil-soluble ingredient—clears debris from pores; in doing so, it ...

Chemical exfoliants like alpha- and beta-hydroxy acids ... acne-prone skin types. Salicylic acid is popular in anti-aging products, such as serums and creams. The Cosmetic Ingredient Review ...

The skincare industry floods you with products promising miraculous results and instant transformation, and anti-ageing ...