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Glyceryl Stearate
AKA “RefChem:1085937, DTXSID9029304, 234-325-6, 11099-07-3, Octadecanoic acid, ester with 1, 2, 3-propanetriol, Stearine, glycerol;stearic acid, octadecanoic acid;propane-1, 3-triol, Stearicdiglyceride”
Synthetic
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Ingredient Facts
Glyceryl stearate
AKA: RefChem:1085937, DTXSID9029304, 234-325-6, 11099-07-3, Octadecanoic acid, Ester with 1, 2, 3-propanetriol, Stearine, Glycerol;stearic acid, Octadecanoic acid;propane-1, 3-triol, Stearicdiglyceride
Synthetic · Humectant · EWG: 4
Synthetic
Humectant
Skin Conditioner
Synthetic
Not Clean
See other relationships...
Formula
C21H44O5
Mol. Weight
376.60
CAS #
31566-31-1
State
Other Solid
See origin →
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.
Skin Types
●all-skin-types
Best For
General
EWG
4
CIR
Insufficient
Pregnancy
—
CIR Safety Findings
Not a Sensitizer
all-shades-safe
Regulatory Status
USAunder review
CANADA✔ permitted
Regulatory Agencies
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Final Report on the Safety Assessment of Glyceryl Stearate and Glyceryl Stearate/SE
Cosmetic Ingredient Review (CIR) Expert Panel
International Journal of Toxicology
→
Rereview not opened - use not supported: Glyceryl Collagenate, Glyceryl Sesquioleate, Glyceryl/Sorbitol Oleate/Hydroxystearate, Glyceryl Stearate/Maleate, and Glyceryl Thiopropionate
Cosmetic Ingredient Review (CIR) Expert Panel
International Journal of Toxicology
→
Rereview not opened: Glyceryl Isostearates and Glyceryl Stearate/Acetate
Cosmetic Ingredient Review (CIR) Expert Panel
International Journal of Toxicology
→
Glyceryl Stearate Diacetate
European Commission
EU Cosmetic Ingredient Database (CosIng)
→
Glyceryl Stearate Lactate
European Commission
EU Cosmetic Ingredient Database (CosIng)
→
Glyceryl Stearate Succinate
European Commission
EU Cosmetic Ingredient Database (CosIng)
→
Glyceryl Stearate/Acetate
European Commission
EU Cosmetic Ingredient Database (CosIng)
→
Glyceryl Stearate/Malate
European Commission
EU Cosmetic Ingredient Database (CosIng)
→
Glyceryl Stearate/Maleate
European Commission
EU Cosmetic Ingredient Database (CosIng)
→
Glyceryl Stearate Citrate
Environmental Working Group (EWG)
EWG Skin Deep Cosmetics Database
→
Glyceryl Stearate SE
Environmental Working Group (EWG)
EWG Skin Deep Cosmetics Database
→
Preparation and characterization of glyceryl stearate/cassava starch composite for wax therapy.
Punyanitya S, Thiansem S, Raksanti A, Chankachang P, Koonawoot R
International journal of biological macromolecules, 2024
→
Verified Jun 2026
Data: PubChem · CosIng · EWG · CIR