
Why Exfoliation Is Only Half the Renewal Story
Smoother-looking skin may begin with exfoliation. But healthy-looking renewal depends just as much on what comes next. There is something immediately satisfying about exfoliation. Skin c...

What Glycolic Acid Really Does for Aging Skin: Exfoliation, Renewal and Collagen
The goal of exfoliation isn’t to peel your skin. It’s to help aging skin renew more intelligently. There is something satisfying about freshly exfoliated skin. It feels smoother. It catches the...

How to Accelerate Your Skin’s Renewal
After Summer, Your Skin May Need a Reset — But Renewal Is About More Than Exfoliation September has a way of bringing us back to ourselves. Vacations wind down. Mornings become a lit...

Understanding Glycolic Acid and Skin Purging vs. Acne
What Is Glycolic Acid? Glycolic acid is an alpha hydroxy acid (AHA) commonly used in skincare for chemical exfoliation. Unlike physical exfoliation, which relies on friction or abrasive pa...

How to Incorporate the Accelerated Performance System into Your Skin Care Routine
Learn how to use Metrin APS: AP1 Radiance Renewal Serum exfoliates with 10% glycolic acid, while AP2 Barrier Recovery Serum supports recovery. References Thibault PK, Wlodarczyk J, Wenck A. ...

Allantoin: The Quiet Skin-Comfort Ingredient With a Long History of Care
Some skincare ingredients arrive with a lot of noise. They are launched with trends, buzzwords, and promises that seem to change with every season. Others earn their place more quietly — over ...
