there are tons and tons and tons of reviews of KCCC on it's product page. I'm sure there's a 4c that has reviewed it.

Kinky-Curly Curling Custard - NaturallyCurly.com
CG Birthday: 7/25/11
Type 3a/2c
Dense, Fine in front Coarse in back, Low porosity
Low-Poo: SM Moisture Retention Shampoo
Rinse Out: Tresemme Naturals
Leave In: ^^^^
Stylers: AIF, Natural Silks Curly Gel
*Desert Curly*