PEG-3 Sorbitan Tristearate

AKA: Sorbitan Tristearate Ethoxylate, Polysorbate 65
Plant-Derived
Cleanser
Emulsifier
Plant Oil
Not Clean
Sorbitan, poly(oxy-1,2-ethanediyl) derivs. trioctadecanoates, (3 mol EO average molar ratio)
CAS #
9005-65-6
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
A synthetic compound combining polyethylene glycol, sorbitan, and stearic acid, developed for cosmetic emulsification. Formulated to create stable emulsions with a non-greasy feel.
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
Skin Types
all-skin-types
Best For
General
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