Zemea® Propanediol is a natural, preservative-boosting humectant made from fermentation of glucose. It is an excellent replacement for propylene glycol, butylene glycol or glycerin in many different personal care applications. It can be used as a humectant, solvent, preservative-booster, or carrier for other actives. In hair care products it offers increased moisturization, improved sensorials and can boost the efficacy of ZPT for improved dandruff control. In skin care you will see improved sensorials especially vs. glycerin and may be able to use less preservatives. In deodorant applications, there is no skin irritation and excellent feel with no stickiness. Approved by ECOCERT, Kosher and Halal. Environmentally sustainable vs PG with lower greenhouse gas emissions and energy use.