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

4.5

1,136 Reviews

5

4

3

2

1

881

104

51

31

69

Recent Reviews

Lilzzz

1

1/22/2026

Drying

Made my hair dry but would also like to mention alot of “repairing” hair products do that to my hair for some reason.

Originally posted on sephora.com

JennyNae

5

1/19/2026

Amazing hair oil=amazing results!!

Amazing product! If you use as directed you will receive beautiful results! One of the best hair oils I have ever used! I love trying all the new & latest products out there, but I always come back to this one every single time! Totally worth it!

Recommended

Originally posted on sephora.com

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