PEG/PPG-18/18 Dimethicone
Categories: Cleansing Agent, Emulsifier, Silicone
PEG/PPG-18/18 Dimethicone at a Glance
- Type of silicone that enhances formulary texture and spreadability
- Creates a breathable barrier that prevents water loss (ideal for improving dehydrated skin)
- Found in a variety of beauty products including makeup, sunscreen, and hair care
- Deemed safe by the Cosmetic Ingredient Review Expert Panel
PEG/PPG-18/18 Dimethicone Description
PEG/PPG-18/18 dimethicone is a type of silicone that plays a variety of roles in cosmetic products, including functioning as a texture enhancer and cleansing (emulsifying) agent. Of note, PEG/PPG-18/18 dimethicone is described as enhancing the spreadability of formulations. It is also known to create a breathable barrier that prevents water loss (helpful for dry/dehydrated) skin.PEG/PPG-18/18 dimethicone can be found in a variety of beauty products including makeup, sunscreen, and hair care.
The 2015 Cosmetic Ingredient Review safety assessment of PEG/PPG-18/18 dimethicone concluded that this ingredient is safe in its reported cosmetic uses (out of 461 products studied 10% was the maximum concentration in use at the time).
In case you’re wondering, PEG stands for polyethylene glycol; PPG stands for polypropylene glycol.
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PEG/PPG-18/18 Dimethicone References
Toxicological Research, June 2015, pages 105–136
Cosmetic Ingredient Review, January 2015, pages 1-46
https://online.personalcarecouncil.org/ctfa-static/online/lists/cir-pdfs/FR664.pdf
International Journal of Pharmaceutics, July 2005, pages 367–371
Journal of Colloid and Interface Science, March 2008, pages 316–321