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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

4.5

1,107 Reviews

5

4

3

2

1

868

101

49

31

58

Recent Reviews

zelda6

1

10/22/2025

overpriced and undelived results

don't waste your money on this overproced under performance product. you are bettr off using a simple oil from your kitchen than this

Originally posted on sephora.com

virgoooo

1

10/18/2025

After using this product based on the stars in this app, I can tell it is not working on thin, fine hair. It feels like my hair is greasy. And it did not help my damaged hair.

Originally posted on sephora.com

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