Dimethicone/Bis-Isobutyl PPG-20 Crosspolymer
Reviewed by Rosie · Last updated 14 Aug 2026
Also known as: Dimethicone Crosspolymer
Synthetic cross-linked polymer | Enhances formula texture
Addresses
EWG Safety Score
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What Is Dimethicone/Bis-Isobutyl PPG-20 Crosspolymer?
Dimethicone/bis-isobutyl PPG-20 crosspolymer is a synthetic polymer used in cosmetics primarily for its texture-enhancing properties.
It’s often used in sunscreens and leave-on products in amounts between 0.1% and 2%.
The Cosmetic Ingredient Review Expert Panel deemed dimethicone/bis-isobutyl PPG-20 crosspolymer safe for use in cosmetics.
Clinical Evidence & References
Published Research
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International Journal of Toxicology, May 2014, pages 65S-115S [https://journals.sagepub.com/doi/10.1177/1091581814524963]
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Take the skin quizOther forms of Dimethicone/Bis-Isobutyl PPG-20 Crosspolymer
These appear on ingredients lists under different names but are the same substance. Dimethicone/Bis-Isobutyl PPG-20 Crosspolymer is the common form.
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Dimethicone/Bis-Isobutyl PPG-20 Crosspolymer
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