PPG-24-Glycereth-24 Average Emulsifier No known benefits PPG-24-Glycereth-24 at a glance Glycerin-based ingredient that functions as an emulsifying agent and surfactant Used in a variety of skin care formulations, including toners, serums, and moisturizers Colorless to pale yellow liquid in its raw material form Most of what we know about this ingredient comes from suppliers, as independent research is lacking PPG-24-Glycereth-24 description PPG-24-Glycereth-24 is classified as an emulsifying agent and surfactant in cosmetic formulations. This synthetic ingredient can be found in a variety of beauty products from facial toners and eye creams to serums and tinted moisturizers. This glycerin-based ingredient is described as a colorless to pale yellow liquid in its raw material form. It is considered a supporting ingredient—not the star of the show, but a contributor to the overall look, feel, and performance of the formula. At the time of this writing, independent research is lacking on PPG-24-Glycereth-24. Most of what we know about this ingredient comes from suppliers. Typical usage levels range from 1–10% in rinse-off or leave-on products, with 2% being standard (but may be more or less depending on the presence of other emulsifiers). Related ingredients: Glycerin