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
linzz99
Verified Buyer
5
10/22/2026
yes
I purchased the big one after trying the mini. It's works so well! really feels like it protects and my fine wavy hair stays straight all day
Recommended
Originally posted on sephora.com
Ava415
2
10/9/2026
awful smell
can't tell if this actually works better or worse than any other creamy heat protectant - the smell is genuinely AWFUL. Wish I returned it.
Originally posted on sephora.com