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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

1,112 Reviews

5

4

3

2

1

871

102

49

31

59

Recent Reviews

lilyrose3

4

11/9/2025

Good

I like this. It smells good for sure. I don’t think it’s worth to buy. I would go for kerastas oil. I’ve seen way better results. Save your money. K18 mask is worth it, but I haven’t seen notable results with this.

Originally posted on sephora.com

CynthiaBF

5

11/2/2025

Whattttt I don’t need a haircut anymore 😂

I’m a certified hairdresser 💇‍♀️ and this is the best advice I’ll give you….. Go for it 3 drops no more and blow dry 😍 You’ll thank me later 😘

Recommended

Originally posted on sephora.com

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