This shampoo smells amazing. It's sulfate free which I love to preserve my colour treated hair and it leaves my hair clean and silky.

I absolutely love this shampoo! Its concentrate so a little goes a long way, it leaves my hair smooth and besides of being specially made for color treated hair, its sulfate free for those with keratin treatment, plus, it smells fantastic!!

I started using S-FActor when it first came out and normally I have to change shampoos after a while because my hair get used to them and doesn't do as good. But I haven't used any thing else. S-Factor is gentle but makes lots of suds with very little...

I just recently tried this shampoo, and it works great. My stylist uses these products exclusively.