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 ...

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 ...

Lactic acid is an antiwrinkle and pigmentation-fighting ingredient found in over-the-counter (OTC) and professional-grade skin care products. Keep reading to learn how a lactic acid peel can improve ...

Bacteria, including some bacteria in a person’s gut, make lactic acid during fermentation. Manufacturers add lactic acid to food to extend its shelf life, although in some foods, it occurs naturally.

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 ...