Sorry, I never answered your question! From what I have read, the combo of citric acid + potassium sorbate is not a well rounded preservative combo. If you don't want to store it in the fridge, you will need something stronger.
2C/ Coarse/ Normal porosity/ SW Florida/ Salt & Pepper
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