I was scared, too, but did the IAgirl's recipe over the weekend, and WOW! I only left it on for 3 minutes (the minimum). Huge difference in how my hair feels.
You won't know until you try.
2C/ Coarse/ Normal porosity/ SW Florida/ Transitioning to gray
Cleanse: CJ Daily Fix, JC Cleansing Cream, TJ Tea Tree Condish
Condish: JC Too Shea, CJ Curl Rehab (both as RO & LI)
Stylers: UFD CM, CJ PP, JC Spiralicious, Darcy's Cream Gel & Cocoa bean whip