HuffPost Exfoliating acids — like glycolic, salicylic and lactic acid — are having a moment in skin care. “Mandelic acid is a type of alpha hydroxy acid, and like its other counterparts, it exfoliates the skin,” explained Dr. Purvisha Patel, a board-certified dermatologist. Unlike other acids, “mandelic acid doesn’t penetrate skin easily, so it sits on the surface and gently …
Sergey Mironov via Getty Images Given my lifelong obsession with skin care, I consider myself generally familiar with a wide array of active ingredients, both common and obscure. I’ve been a lactic acid devotee for years, so I was shocked when my facialist recommended switching to mandelic acid as my chemical exfoliant instead. To get to the bottom of exactly …
