When I first heard about using lactic acid for skin, I had a moment of confusion—isn't that what builds up in your muscles during a workout and causes soreness later? Turns out: more or less, yes! I ...

No brand offers a better introduction to the world of skin care than the Ordinary. Strategist writers and editors swear by it, including Rio Viera-Newton, beauty columnist and esthetician, who trialed ...

Acid exfoliators come in wide varieties and strengths—some are quite intense and need to be incorporated into your routine slowly (glycolic acid, I’m looking at you) and others are gentle enough to be ...

Who says exfoliants have to dry out your skin? This lactic acid serum combines gentle lactic acid with hydrating hyaluronic acid, making it suitable for sensitive complexions. Lightweight and ...

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If you're dealing with spots, uneven skin texture and hyperpigmentation (or dark spots), lactic acid should feature in your skincare routine in some way, and if you have sensitive or reactive skin, it ...

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