Polyglyceryl-5 Trimyristate

Polyglyceryl-5 Trimyristate molecular structure
molecular structure · PubChem
AKA: PG-5 Trimyristate
Synthetic
Cleanser
Emulsifier
Not Clean
Polyglyceryl-5 Trimyristate is the triester of myristic acid and Polyglycerin-5
CAS #
-
Functions
Emulsifying
Forces oil and water to stay mixed instead of separating into layers. The unsung hero holding your lotion together.
Emulsifier
Mixes Oil & Water
Traditional Use
Developed in the late 20th century as a synthetic emulsifier created by esterifying polyglycerin with myristic acid (a fatty acid derived from nutmeg or palm oil). Used in modern cosmetics as a gentler alternative to traditional synthetic emulsifiers.
EWG
4
CIR
Safe as used
Pregnancy
Yes
CIR Safety Findings
Not a Sensitizer
medical-approval
all-shades-safe
Regulatory Status
USA✔ permitted
EU⚠ restricted
JAPAN⚠ restricted
CANADA⚠ restricted
Skin Types
●all-skin-types
Best For
Dryness
Pregnancy & Breastfeeding Safe
Yes
The paper trail
🔬Peer-reviewednone on file
⚖️Regulatory1 listing →
🛡️Safety-assessed1 review →
Counts, not a verdict. A listing isn't a study. The trail, you decide.
Verified Jun 2026
Data: CosIng · EWG · CIR