Whether you’ve got acne or sun damage, some skin concerns don’t go away quietly—many leave dark spots behind. But figuring ...

This makes it effective for treating hyperpigmentation, melasma, and post-inflammatory marks." Dr Santhanam explains, "Glycolic acid lowers skin pH, preventing odour-causing bacteria from thriving." ...

Skin conditions such as eczema, contact allergies, and rosacea may indefinitely rule out the use of at-home peels for some ...

A small 2019 study found that a biweekly chemical peel of mandelic acid reduced post-inflammatory hyperpigmentation more effectively than other ingredients like glycolic acid or phytic acid.

“Melasma pigmentation is chronic ... “Alpha hydroxy acids (AHAs) such as glycolic acid tend to treat the top layer, so you can use them quite consistently, and beta hydroxy acids (BHAs ...