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 ...

"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 ...

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 ...

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 ...

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 ...

Exfoliation is an often overlooked, and I’d argue essential, step for keeping your skin smooth, fresh and healthy. According to Dr. Nicole Ruth, DO, FAAD, “Exfoliation removes dead corneocytes from ...

William Truswell, MD, FACS, operates his own cosmetic and reconstructive facial surgery practice. Dr. Truswell was the first in his area in Western Massachusetts to have an accredited private office ...