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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
Krystie
5
9/7/2026
Game changer
I have seen a massive difference in my hair smoothness strength and shine since adding this to my routine!
Originally posted on Sephora-uk
Tiffyco27
5
9/5/2026
In my top 5 must haves
This actually works!!!!!! It’s the first thing I use after i towel dry my hair and I wait 4 mins for it to kick in. I can actually feel it penetrating through my damage, my hair legit feels brand new every time I use it and I have severely damaged hair.
Recommended
Originally posted on sephora.com