Lactic Acid
AHA vs BHA: What’s the Difference and How to Choose the Best Acid Exfoliant for Your Skin
Your guide to chemical exfoliation.
Editor’s Picks: 17 of the Best Exfoliating Pads to Resurface, Clarify and Brighten Your Skin
Swipe your way to better skin.
Reviewed: The Best (And Worst) Skincare Products From The Ordinary
What’s worth buying from the world’s number one skincare brand.
Can Exfoliating With Acids Thin Your Skin? The Truth About Glycolic, Lactic and Salicylic Acids—and Their Long-Term Effects
What AHAs and BHAs are really doing to your skin.
Skin Purging vs Breakouts: How to Tell the Difference and What You Can Do to Get Clear Again
It can be a good sign or a bad sign.
Reviewed: Shani Darden Retinol Reform, the Retinol Serum That Celebrities Swear By
The product behind Hollywood's most flawless complexions.
How to Use Vitamin C Serum and an AHA or BHA in Your Skincare Routine for Bright, Even-Toned Skin
The right way to layer these glow-getters.
Reviewed: Shani Darden Texture Reform, the Retinol Serum for Sensitive Skin and Beginners
Meet Retinol Reform's gentler sister.
How to Do My Fall Skincare Routine
What I'm using to fade pigmentation, prevent breakouts and ward off aging.
From Biologique Recherche to Pixi: 7 of the Best New Skincare Products
Pigmentation treatment, exfoliating toner and more.
8 of the Worst Skincare Mistakes (and How to Avoid Them)
Follow these tips for a healthy complexion.
Why You Need to Exfoliate Your Skin Every Day
As long you're gentle, it's one of the best ways to improve your complexion.
How to Get Your Skin Ready for Fall
Your game plan for repairing summer skin and preparing for cooler temps.
How the "Do Nothing" Regimen Can Help Your Acne
The best pimple protocol might be—surprise!—to do nothing at all.
