Polypropylene
AKA “Polypropene”
Ingredient
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Ingredient Facts
Polypropylene
AKA: Polypropene
Ingredient · Viscosity Controlling · EWG: 2
Synthetic
Clean
1-Propene, homopolymer
CAS #
9003-07-0
Form
Powder
See origin →
Functions
Viscosity Controlling
Controls Viscosity
Antioxidant Protection
Reduces Inflammation
Locks In Moisture
Traditional Use
Developed in the 1950s as a synthetic thermoplastic polymer. Adopted by the cosmetics industry as a thickening agent, emulsifier, and texture component in formulations requiring thermal stability.
Skin Types
●all-skin-types
Best For
General
Pregnancy & Breastfeeding Safe
Yes
Final Report on the Safety Assessment of Propylene Glycol and Polypropylene Glycols
Cosmetic Ingredient Review (CIR) Expert Panel
International Journal of Toxicology
Polypropylene
European Commission
EU Cosmetic Ingredient Database (CosIng)
Polypropylene Terephthalate
European Commission
EU Cosmetic Ingredient Database (CosIng)
Polypropylene
Environmental Working Group (EWG)
EWG Skin Deep Cosmetics Database
Polypropylene Terephthalate
Environmental Working Group (EWG)
EWG Skin Deep Cosmetics Database
Verified Jun 2026
Data: CosIng · EWG · CIR