Medically reviewed by Deeptej Singh, MD Key Takeaways Lactic acid is an alpha hydroxy acid that is used on the skin to remove dead skin cells and help fade dark spots and soften fine lines.It comes in ...

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 ...

Putting acid on your face might sound like a recipe for disastrous stinging, burning, and peeling—a la Samantha’s lobster-red face in that unforgettable episode of Sex and the City. Lactic acid for ...