Proline Butylene Glycol vs Serine Lungene Glycol
Proline Butylene Glycol and Serine Lungene Glycol are both draws in moisture ingredients. Proline Butylene Glycol is found in 1 product while Serine Lungene Glycol appears in 1, making Proline Butylene Glycol the more widely used option.
Proline Butylene Glycol
Glycol-based humectant
Serine Lungene Glycol
Glycol-based humectant