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K18 Biomimetic HairScience

K18 Biomimetic Hair Science Leave-In Molecular Repair Hair Mask, 1.7 fl oz/50 mL

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Product is rated SkinSAFE 91

Product is 91% free of the top 11 most common allergens, as determined by Mayo Clinic Research

SkinSAFE 91
Learn More About SkinSAFE Ratings
Reviewed Ingredient information last updated on Jan 10, 2026 by SkinSAFE Team

Where to Buy

Amazon
Amazon
$75.00

Product is rated SkinSAFE 91

Product is 91% free of the top 11 most common allergens, as determined by Mayo Clinic Research

SkinSAFE 91
Learn More About SkinSAFE Ratings
Reviewed Ingredient information last updated on Jan 10, 2026 by SkinSAFE Team

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How Safe is It?

Product Is
91 SkinSAFE 91 Teen SAFE Talc Free Common Preservative Free Paraben Free Lanolin Free Coconut Free Topical Antibiotic Free MCI/MI Free Nickel Free Soy Free Oil Free Dye Free SLS Free
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Ingredients

Alcohol Denat Behentrimonium Chloride Benzyl Alcohol Cetearyl Alcohol Cetyl Esters Citric Acid Dicaprylyl Ether Fragrance (PARFUM) Geraniol Hexyl Cinnamal Hydrolyzed Wheat Protein Hydrolyzed Wheat Starch Isopropyl Alcohol Linalool Phenoxyethanol Polysorbate 20 Potassium Sorbate Propylene Glycol sh-Oligopeptide-78 Water (Aqua) (Eau)
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Description

A leave-in treatment mask that works on the molecular level to reverse hair damage in just 4 minutes. 

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