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
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
CANADApermitted
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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