
The Kiehl's Since 1851 Ultra Pure High-Potency 1.5% Hyaluronic Acid Serum is a concentrated facial serum formulated with just seven ingredients to help your skin bounce back with replenishing moisture and intensive hydration.
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Formula analysis is a rule-based estimate, not dermatological advice. Individual reactions vary. Always patch test new products.
Formula overview
This lightweight water-based serum delivers hyaluronic acid for deep hydration, with glycerin layering moisture support throughout the formula. The minimal ingredient list makes it suitable for layering with other treatments.
Compatibility
An excellent choice for dehydrated skin and those seeking a simple, hydrating serum base.
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