Isohexyl Palmitate
AKA “3Y78JLN0X4, 59219-72-6, Isohexyl palmitate [INCI], Hexadecanoic acid, 4-methylpentyl ester, RefChem:791880, 4-METHYLPENTYL HEXADECANOATE, UNII-3Y78JLN0X4, SCHEMBL321790, DTXSID20619491
Emollient
Ingredient Facts
Isohexyl palmitate
AKA: 3Y78JLN0X4, 59219-72-6, Isohexyl palmitate [INCI], Hexadecanoic acid, 4-methylpentyl ester, RefChem:791880, 4-METHYLPENTYL HEXADECANOATE, UNII-3Y78JLN0X4, SCHEMBL321790, DTXSID20619491
Emollient · Emollient · EWG: 4
Synthetic
Emollient
Skin Conditioner
Not Clean
Hexadecanoic acid, 1-methylpentyl ester
Formula
C22H44O2
Mol. Weight
340.60
CAS #
55194-91-7
Form
Liquid
See origin →
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.
Emollient
Fills in the tiny cracks between skin cells to make everything feel smooth and soft. The "silky finish" ingredient.
Locks In Moisture
Traditional Use
Synthetic ester combining isohexyl alcohol with palmitic acid (found in palm oil). Developed as a modern cosmetic emollient designed to replicate natural fatty acid benefits in a standardized form.
Skin Types
all-skin-types
Best For
Dryness
Pregnancy & Breastfeeding Safe
Yes
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
Verified Jun 2026
Data: PubChem · CosIng · EWG · CIR