Glyceryl Arachidate

AKA: 55599-18-3, 2, 3-dihydroxypropyl icosanoate, 50906-68-8, 30208-87-8, 1-Arachidoyl-rac-glycerol, Monoeicosanoin, Alpha-Monoarachin, Glyceryl-1-eicosanoate
Synthetic
Emollient
Cleanser
Emulsifier
Skin Conditioner
Not Clean
Eicosanoic acid, 2,3-dihydroxypropyl ester
Formula
C23H46O4
Mol. Weight
386.60
CAS #
30208-87-8, 50906-68-8
Form
Wax
Functions
Emollient
Fills in the tiny cracks between skin cells to make everything feel smooth and soft. The "silky finish" ingredient.
Emulsifying
Forces oil and water to stay mixed instead of separating into layers. The unsung hero holding your lotion together.
Locks In Moisture
Traditional Use
A synthetic ester of glycerin and arachidic acid (a fatty acid), developed in the 20th century. Used in cosmetics as an emollient and thickening agent without traditional use history.
EWG
4
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
Dryness
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