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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

4.1

275 Reviews

5

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Recent Reviews

mareliss

5

11/25/2025

A must-have

I always have a few shampoos in my shower and this is always a staple. I have oily hair so when I really want my hair to be extra clean but not striped, I use this.

Recommended

Originally posted on sephora.com

angiegracie

1

11/18/2025

Test it out first before fully committing

I wanted to love this product because I know K18 products are amazing. Unfortunately, this shampoo gave me very bad neck rashes. I tried laying off of it to see if my rashes would go away, and it did. I used it again and then my rashes came back.

Originally posted on sephora.com

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