Vitamin E is not a preservative.

Do her products contain water soluble ingredients?

ETA: Looks like her products are anhydrous. Not sure why she was using optiphen to begin with--unless her products are designed to be used on damp skin/hair, then that would make sense because people might introduce moisture into them.
Originally Posted by coilynapp
I would imagine moisture is going to be introduced at some point. Some butter are for hair, others are for skin. Why take the chance?

texture - medium/fine, porosity - low/normal, elasticity - normal
co-wash - NaturelleGrow Coconut Water or Marshmallow Root, Slippery Elm Bark & Blue Malva Cleansing Conditioners
LI - KCKT mixed w/ SM C & H Curl & Style Milk
DC - NG Mango & Coconut H2O or Chamomile/Brdck Root
Gel - SM souffle (winter), KCCC (summer) or CR Naturals Aloe Whipped Butter Gel (year round)
Sealers - Virgin Coconut Oil, Avocado butter, Aloe butter
Ayurvedic treatments - Jamila Henna, Sukesh, Aloe Vera Powder, Hibiscus Powder