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Kiehl's Since 1851

Kiehl's Since 1851 Ultra Pure High-Potency Serum, 1.5% Hyaluronic Acid, 1 fl oz/30 mL

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Product is rated SkinSAFE 100

Product is free of the top 11 most common allergens, as determined by Mayo Clinic Research

SkinSAFE 100
Learn More About SkinSAFE Ratings
Reviewed Ingredient information last updated on Feb 26, 2026 by SkinSAFE Team

Product is rated SkinSAFE 100

Product is free of the top 11 most common allergens, as determined by Mayo Clinic Research

SkinSAFE 100
Learn More About SkinSAFE Ratings
Reviewed Ingredient information last updated on Feb 26, 2026 by SkinSAFE Team

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How Safe is It?

Product Is
SkinSAFE 100 Talc Free Lip SAFE Common Preservative Free Fragrance Free Paraben Free Lanolin Free Coconut Free Topical Antibiotic Free MCI/MI Free Nickel Free Gluten Free Soy Free Propylene Glycol Free Balsam of Peru Free Oil Free Dye Free SLS Free
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Ingredients

Aqua/water Chlorphenesin Citric Acid Glycerin Phenoxyethanol Sodium Hyaluronate Tetrasodium Glutamate Diacetate
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Description

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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