Glyceryl Stearate

Glyceryl Stearate 1
Glyceryl Stearate 2
AKA: Octadecanoic acid, Ester with 1, 2, 3-propanetriol, Stearine, Glycerol;stearic acid, Octadecanoic acid;propane-1, 3-triol, Stearicdiglyceride
Synthetic
Humectant
Skin Conditioner
Synthetic
Not Clean
See other relationships...
Formula
C21H44O5
Mol. Weight
376.60
CAS #
31566-31-1
State
Other Solid
Functions
Humectant
A moisture magnet. Pulls water from the air and deeper skin layers up to the surface to keep skin plump and hydrated.
Skin Conditioning
A catch-all term for ingredients that improve how skin looks and feels — softer, smoother, more supple. The workhorse behind most moisturizers.
Softens & Smooths
Emulsifier
Smooths and softens skin
Mixes oil and water
Traditional Use
Unable to identify this ingredient code with certainty; it may be a proprietary or research reference number. Without additional context or a standard INCI name, a historical use description cannot be provided.
EWG
4
CIR
Insufficient
Pregnancy
—
CIR Safety Findings
Not a Sensitizer
all-shades-safe
Regulatory Status
USAunder review
CANADA✔ permitted
Regulatory Agencies
Skin Types
●all-skin-types
Best For
General
The paper trail
🔬Peer-reviewednone on file
⚖️Regulatory0 listings
🛡️Safety-assessed2 reviews →
Counts, not a verdict. A listing isn't a study. The trail, you decide.
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Verified Jun 2026
Data: PubChem · CosIng · EWG · CIR