Polyglyceryl-5 Trimyristate
AKA “Polyglyceryl-5 Trimyristate, PG-5 Trimyristate
Surfactant
Ingredient Facts
Polyglyceryl-5 trimyristate
AKA: PG-5 Trimyristate
Surfactant · Emulsifying · EWG: 4
Synthetic
Cleanser
Emulsifier
Not Clean
Polyglyceryl-5 Trimyristate is the triester of myristic acid and Polyglycerin-5
CAS #
-
See origin →
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.
Skin Types
all-skin-types
Best For
Dryness
Pregnancy & Breastfeeding Safe
Yes
EWG
4
CIR
Safe as used
Pregnancy
Yes
CIR Safety Findings
Not a Sensitizer
medical-approval
all-shades-safe
Regulatory Status
USApermitted
EUrestricted
JAPANrestricted
CANADArestricted
Verified Jun 2026
Data: CosIng · EWG · CIR