Lactic acid is an over-the-counter chemical exfoliant that comes from the fermentation of lactose — a carbohydrate found in milk. It's a popular ingredient in numerous skin care products nowadays. But ...

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 ...

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 ...

Whether it’s a silky serum or luxurious cream, there are endless anti-aging products vying for your attention. From retinol to vitamin C to peptides, the ingredients make all the difference and there ...

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 ...

Women's Health may earn commission from the links on this page, but we only feature products we believe in. Why Trust Us? When it comes to all-star skincare ingredients, science has a way of creating ...

Exfoliating, plumping and hydrating, the best products will leave your skin glowing without costing a fortune The Guardian’s journalism is independent. We will earn a commission if you buy something ...

Phenyllactic acid (PLA) is a naturally occurring antimicrobial compound that has attracted significant attention due to its broad spectrum activity against bacteria, fungi and biofilm formation.