Butylene Glycol vs Ropylene Glycol
Butylene Glycol and Ropylene Glycol are both draws in moisture ingredients. Butylene Glycol is found in 724 products while Ropylene Glycol appears in 1, making Butylene Glycol the more widely used option.
Butylene Glycol
Lightweight humectant and solvent
Ropylene Glycol
Glycol-based humectant