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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
traviesa17
5
10/10/2026
Must have
Bright blonde every time! I highly recommend this purple shampoo. Even my coworkers noticed the difference and thought I dyed my hair again.
Recommended
Originally posted on sephora.com
lolaxo28
Verified Buyer
5
10/10/2026
New Favorite Purple Shampoo
By far the best purple shampoo I’ve ever used, and best at-home results I’ve seen.
Recommended
Originally posted on sephora.com