PPG-52
molecular structure · PubChem
AKA: Polypropylene Glycol-52, Humectant
Synthetic
Skin Conditioner
Not Clean
PPG-52 is the polymer of propylene oxide
CAS #
-
Form
Liquid
Functions
Skin Conditioning
A catch-all term for ingredients that improve how skin looks and feels — softer, smoother, more supple. The workhorse behind most moisturizers.
Locks in moisture
Traditional Use
A synthetic polypropylene glycol polymer created for the cosmetics industry to function as a humectant, thickener, and texture-enhancing ingredient in contemporary skincare products.
Skin Types
●all-skin-types
Best For
General
Pregnancy & Breastfeeding Safe
Yes
The paper trail
🔬Peer-reviewednone on file
⚖️Regulatory1 listing →
🛡️Safety-assessed2 reviews →
Counts, not a verdict. A listing isn't a study. The trail, you decide.
Verified Jun 2026
Data: CosIng · EWG · CIR