Leave-In Molecular Repair Hair Mask | K18 ≡ SEPHORA

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K18 = Sephora

K18 Biomimetic Hairscience

Get hair like new* with K18's biology-first haircare, designed to make the impossible possible.

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Reviews

4.3

4,695 Reviews

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3136

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Recent Reviews

Pau

Age: 25 to 34

1

7/9/2025

Not worth it

Did not seem any improvement in hair, it made my hair dryer and none benefits.

Duration of Use: 3 months

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JJNT

5

7/2/2025

Holy Grail

If you bleach your hair, pleaseeeeee do yourself a favour and splurge for this product. That is all 🫶🏼

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Originally posted on sephora.com

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