Find out the difference between AHAs and BHAs, plus what chemical exfoliant is right for your skin type and concerns.

In this week’s Skin Check, associate beauty director Sarah Kinonen talks chemical peels—in and out of the dermatologist’s ...

Salicylic acid? BHA. Glycolic acid? AHA. Hyaluronic acid? Neither. Lactic acid? Also AHA. It can be tricky to figure out which ingredient falls under each umbrella, and even harder to understand ...