Ingredient Index
What to Know About Prostaglandins, the Controversial Ingredient in Eyelash Serums
What they are and the side effects they can cause.
Hypochlorous Acid Spray: Meet the Bacteria-Busting Skin Savior
Spray your skin care concerns away.
Colostrum: The Next Collagen?
Everything you need to know about this buzzy, emerging ingredient.
Parabens: Safe or Not? The Truth About the Common Cosmetic Ingredient
Parabens are a common preservative with a bad reputation in beauty. But do they deserve it?
Turmeric Is the Missing Ingredient in Your Skin-Care Routine
It’s more than just a latte ingredient.
Azelaic Acid for Acne, Hyperpigmentation and Redness: A Dermatologist’s Guide
The ingredient has been known to be a jack of all trades—but is it really?
