Made from the bacterial fermentation of sugar, lactic acid appears as an additive in vegan foods ranging from sourdough bread to soy sauce. This bacteria gives food its signature sour taste and acts ...

You may have heard that salicylic acid and glycolic acids are great exfoliating acids. Turns out, there is another skincare acid that can be added to the exfoliator list, too. Lactic acid. “Lactic ...

Lactic acid is an ingredient commonly present in cosmetic products. It is an antioxidant and chemical exfoliant. It helps remove dead skin cells, smooth rough areas, and moisturize the skin. Lactic ...

From glycolic to salicylic, exfoliating acids have quickly become a mainstay in our beauty routines. But lactic acid seems to be the lesser known of the bunch, despite being a dermatologist’s favorite ...