Sorbitan Sesquicaprylate

AKA: Octanoate (2:3), DRDLXVUYNXNFPO-GQYPCLOQSA-N, 91844-53-0
Synthetic
Cleanser
Skin Conditioner
Plant Oil
Clean
Sorbitan Sesquicaprylate is a mixture of mono and diesters of Caprylic Acid and hexitol anhydrides derived from sorbitol
Formula
C14H28O8
Mol. Weight
324.37
CAS #
91844-53-0
Form
Powder
State
Pellets or Large Crystals, Liquid, Other Solid
Functions
Skin Conditioning
A catch-all term for ingredients that improve how skin looks and feels — softer, smoother, more supple. The workhorse behind most moisturizers.
Cleansing
Makes oil and water mix so dirt, makeup, and sunscreen can actually be washed away. The reason your face wash foams.
Viscosity Controlling
Locks in moisture
Traditional Use
A modern synthetic emulsifier developed from sorbitol and caprylic acid. Used in cosmetics to stabilize formulations and improve product consistency.
EWG
1
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-assessed3 reviews
Counts, not a verdict. A listing isn't a study. The trail, you decide.
Verified Jun 2026
Data: PubChem · CosIng · EWG · CIR