Butylene Glycol vs Propyleneglycol
Butylene Glycol and Propyleneglycol are both draws in moisture ingredients. Butylene Glycol is found in 787 products while Propyleneglycol appears in 1, making Butylene Glycol the more widely used option.
Butylene Glycol
Lightweight humectant and solvent
Propyleneglycol
Glycol-based humectant