Retinol, niacinamide, vitamin C and hyaluronic acid: In recent years, these commonly-found ingredients have been name-dropped over and over again in the skincare community. Hyaluronic acid, in ...

“Hypochlorous acid is a naturally occurring ingredient in the body with antimicrobial and anti-inflammatory properties,” explains dermatologist Teresa Song, MD. “It is made by our immune ...

No ingredient has a hold on the skincare market quite like hyaluronic acid. These days, you’d be hard-pressed to find a product that doesn’t have it in its formulation. But what is hyaluronic acid ...

Years ago, a friend casually told me her secret to glowing skin wasn’t retinol or vitamin C. It was a cholesterol cream. I laughed. At the time, cholesterol conjured images of clogged arteries, not ...

Citric acid is a naturally occurring compound found in many fruits and vegetables. It’s available in powdered form, and if you’re a fan of all foods puckery and sour, you absolutely should be cooking ...

Laurence Orlando is a council member with the Australian Society of Cosmetic Chemists. Zoe Porter does not work for, consult, own shares in or receive funding from any company or organization that ...

Women's Health may earn commission from the links on this page, but we only feature products we believe in. Why Trust Us? If you live on TikTok these days, odds are you've heard about kojic acid. What ...

We spoke to the lead esthetician at the Spa at Hotel Chelsea all about this gentle exfoliator that's perfect for acne-prone and sensitive skin. According to Murray, mandelic acid is an exfoliating ...