I found the effectiveness to be okay. My hair wasn't frizzy, but I found it a bit puffy and not very defined.
However, what really bothered me was the smell. It is overwhelming and horrible and made my eyes watery. Even if this was the most amazing product for curl definition, I would not use it.
About reviewer (108 reviews)
SkinNormal, Fair, Warm
HairBrown, Curly, Fine