Trilauryl Phosphate
AKA “Tridodecyl phosphate, UNII-3OZX5BRS1N, 3OZX5BRS1N, EINECS 211-665-3, Phosphoric acid, tridodecyl ester, DODECYL PHOSPHATE ((C12H25O)3PO), RefChem:191467, TRILAURYL PHOSPHATE [INCI], 682-49-5
Surfactant
Ingredient Facts
Trilauryl phosphate
AKA: Tridodecyl phosphate, UNII-3OZX5BRS1N, 3OZX5BRS1N, EINECS 211-665-3, Phosphoric acid, Tridodecyl ester, DODECYL PHOSPHATE ((C12H25O)3PO), RefChem:191467, TRILAURYL PHOSPHATE [INCI], 682-49-5
Surfactant · Cleansing · EWG: 4
Synthetic
Cleanser
Skin Conditioner
Not Clean
The CIR Expert Panel concluded the following 28 alkyl phosphates are safe in the present practices of use and concentration in cosmetics when formulated to be non-irritating...Trilauryl Phosphate...
Effective at 4.42%
Formula
C36H75O4P
Mol. Weight
603.00
CAS #
682-49-5
Form
Powder
See origin →
Functions
Plasticiser
Skin Conditioning
A catch-all term for ingredients that improve how skin looks and feels — softer, smoother, more supple. The workhorse behind most moisturizers.
Cleansing
Makes oil and water mix so dirt, makeup, and sunscreen can actually be washed away. The reason your face wash foams.
Locks in moisture
Traditional Use
A synthetic surfactant and emollient developed for cosmetics. Used to improve texture, spreadability, and conditioning properties in modern skincare formulations.
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
Concentration Guide
0.14%
8.7%
0%12%
Effective Range
CIR reported use: 0.14-2 | 0.25-8.7
Regulatory Status
USApermitted
EUrestricted
JAPANrestricted
CANADArestricted
Verified Jun 2026
Data: PubChem · CosIng · EWG · CIR