If you use nothing else on your face at night as part of your bedtime skincare routine, use lactic acid, beauty experts say. Here's why.

Lactic acid is the gentle exfoliant making waves in skincare. Discover why experts say it could be the key to brighter, smoother, and healthier-looking skin.

The 9 best lactic acid serums to help gently exfoliate and brighten skin, according to expert dermatologists and beauty editors—tested and reviewed.

When I started dealing with hormonal acne —not whiteheads I could cover with a spot treatment, but deeper, more persistent bumps—I quickly realized I needed something I could use daily, not just in ...

This skin care ingredient is popular for a reason. Here, dermatologists explain the benefits of lactic acid for skin, plus how to add it to your routine.

Pregnancy-safe skincare treatments Gentle peels, such as lactic acid peels, rejuvenating facials, and LED light therapy, are typically considered safe to do while pregnant.