PEG-30 Sorbitan Tetraoleate
AKA “Polysorbate 85, Sorbitan Tetraoleate Ethoxylate
Surfactant
Ingredient Facts
Peg-30 sorbitan tetraoleate
AKA: Polysorbate 85, Sorbitan Tetraoleate Ethoxylate
Surfactant · Emulsifying · EWG: 3
Synthetic
Cleanser
Emulsifier
Not Clean
1,4-Anhydro-D-glucitol, poly(oxy-1,2-ethanediyl) derivatives, tetraesters with 9-(Z)-octadecenoic acid (30 mol EO average molar ratio)
See origin →
Functions
Emulsifying
Forces oil and water to stay mixed instead of separating into layers. The unsung hero holding your lotion together.
Emulsifier
Antioxidant Protection
Locks In Moisture
Reduces Inflammation
Mixes Oil & Water
Traditional Use
A synthetic emulsifier developed in the mid-20th century from sorbitan (derived from sorbitol) and oleic acid combined with polyethylene glycol to provide improved stability and emulsifying power in modern skincare formulations.
Skin Types
all-skin-types
Best For
General
Pregnancy & Breastfeeding Safe
Yes
EWG
3
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