Polysorbate 80, simply PEG-80 Sorbitan Sesquioleate , is a common emulsifier in a range of skincare formulations . It allows for mixing oil-based and water-based components , creating a stable mixture . https://ammarqvqm909316.blogdigy.com/polysorbate-80-in-skincare-advantages-risks-and-replacements-65258859