SAR 144.00
4.3
Leave-In Molecular Repair Hair Mask
A leave-in treatment mask for all hair types that clinically reverses damage in four minutes. The K18PEPTIDE™ works to repair damage from bleach, color, chemical services, and heat, restoring strength, softness, smoothness, and bounce to hair.This mask is powered by the patented K18PEPTIDE™, which is just the right size and molecular structure to reach the innermost layers of hair and re-connect broken keratin chains responsible for hair's strength and elasticity.
Restores strength, softness, smoothness, and bounce
Repairs damaged hair
Easy leave-in formula delivers lasting results
Clinical Results:
In a clinical study on hair that was bleached 8 times, after 2 uses:
-Biotech-powered K18PEPTIDE™ restored damaged hair by up to 82%
SAR 144.00
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K18
Leave-In Molecular Repair Hair Mask
SAR 144.00
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K18 Biomimetic Hairscience
Get hair like new* with K18's biology-first haircare, designed to make the impossible possible.
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Reviews
Recent Reviews
gemmmabean
Verified Buyer
5
6/6/2026
This product helped revive my natural curly texture 😭 I now feel so excited about wearing my hair natural, untreated with hot tools which I was never comfortable doing! My hair feels fuller, softer, and just just more lovely
Originally posted on sephora.com
francine16
Verified Buyer
5
6/2/2026
Get it!
I cannot believe how much this product has repaired my bleached hair. I was literally in tears prior to this product because nothing I used prior would get my hair smooth. Highly recommend.
Originally posted on sephora.com