
The Kiehl's Since 1851 Ultra Pure High-Potency 9.8% Glycolic Acid Serum is a concentrated facial serum formulated with just seven ingredients to help step up your smooth by visibly refining skin's texture and minimizing the appearance of pores.
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Formula analysis is a rule-based estimate, not dermatological advice. Individual reactions vary. Always patch test new products.
Formula overview
A potent exfoliating serum formulated with 9.8% glycolic acid to support gentle chemical exfoliation. Sodium hyaluronate and glycerin are included to help maintain hydration, while the water-based formula is designed to work efficiently.
Compatibility
Glycolic acid can increase sun sensitivity; daily SPF is essential. Not recommended for very sensitive or compromised skin barriers.
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