Overview: Topical salicylic acid is used for several skin conditions, including acne, psoriasis, dandruff, corns, calluses, and warts. It works by softening and breaking down unwanted areas of skin, ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." We're here to tell you that lactic acid doesn't just cause sore muscles. In the skincare world, salicylic ...