Acrylates/steareth-20 methacrylate copolymerby cathleen20. April 2020This is a good ingredient for your skin. It’s synthetic and helps to thicken the product. This means that it’s a good lubricant and gives the product its unique texture. Related « Back to Glossary Index Leave a Reply Cancel reply This site uses Akismet to reduce spam. Learn how your comment data is processed.