Kiehl's Ultra Pure High Potency Glycolic Acid Serum.
A concentrated 9.8% glycolic acid serum made with only 7 ingredients that visibly smooths skin texture and boosts radiance.
Apply 2-3 drops to clean, dry skin morning and night.
Layer with other serums as needed.
Explore our other concentrated facial serums like our 5% Niacinamide Serum and 9.8% Glycolic Acid Serum.
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