Glycerin vs Propylene Glycol Stearate
Glycerin and Propylene Glycol Stearate are both draws in moisture ingredients. Glycerin is found in 2427 products while Propylene Glycol Stearate appears in 2, making Glycerin the more widely used option.
Glycerin
One of the most effective humectants
Propylene Glycol Stearate
Glycol-based humectant