"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." We're here to tell you that lactic acid doesn't just cause sore muscles. In the skincare world, salicylic ...

Lactic acid build-up causes a burning sensation in your muscles during intense exercise. Lactic acid is not responsible for sore muscles the day after exercise, contrary to popular belief. To get rid ...

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 ...

Skin care can be an investment. When it comes to the products you're slathering all over your face, you want to ensure you're getting an efficacious formula that's suitable for your individual skin ...

Whether it's the new phenomenon of maskne or a long-standing relationship with breakouts, acne is simply a part of many people's skin care lives, and that's okay. But if you do want to get rid of the ...

What is lactic acid? If you’ve ever tried to sprint as fast as you can at the end of a race or bang out a set of heavy squats in the gym, you’ve probably experienced an uncomfortable burning sensation ...