PEG-5M

AKA: Polyethylene Glycol 5, Macrogol 5M
Synthetic
Emulsifier
Not Clean
OriginDerived from ethylene oxide, a petrochemical compound in the polyethylene glycol family. Synthesized through polymerization of ethylene oxide monomers to create high-molecular-weight polymer chains.
Poly(oxy-1,2-ethanediyl), .alpha.-hydro-.omega.-hydroxy- (5000 mol EO average molar ratio)
CAS #
25322-68-3
Form
Powder
Skin Types
●all-skin-types
Best For
General
Pregnancy & Breastfeeding Safe
Yes
Functions
Binding
Emulsion Stabilising
Forces oil and water to stay mixed instead of separating into layers. The unsung hero holding your lotion together.
Viscosity Controlling
Holds Formula Together
Stabilizes Emulsion
Controls Viscosity
Holds ingredients together
Keeps product blended
Controls product thickness
The paper trail
🔬Peer-reviewednone on file
⚖️Regulatory1 listing →
🛡️Safety-assessed0 reviews
Counts, not a verdict. A listing isn't a study. The trail, you decide.
EWG
4
CIR
Safe as used
Pregnancy
Yes
Regulatory Status
USA✔ permitted
EU⚠ restricted
JAPAN⚠ restricted
CANADA⚠ restricted
Verified Jun 2026
Data: CosIng · EWG · CIR