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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
grishma1
5
8/14/2026
amazing 😍
i lovee k18!! i have thick, mid back length hair and this bottle lasted me about a month. my hair was so so healthy when i used this and i would definitely repurchase !
Recommended
Originally posted on sephora.com
lazlo
Verified Buyer
5
8/13/2026
Amazing Results
I have used K18 leave in molecular repair hair mask many times over the years, it has improved the health of my hair.
Recommended
Originally posted on sephora.com