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Lauryl Phosphate
AKA “dodecyl phosphate, dodecylphosphate, 12751-23-4, dodecanol phosphate, FAP12, FAP-12, RefChem:135531, DTXSID9044530, Phosphoric acid, dodecyl ester, Mono--odecyl phosphate”
Surfactant
Ingredient Facts
Lauryl phosphate
AKA: Dodecyl phosphate, Dodecylphosphate, 12751-23-4, Dodecanol phosphate, FAP12, FAP-12, RefChem:135531, DTXSID9044530, Phosphoric acid, Dodecyl ester, Mono--odecyl phosphate
Surfactant · Emulsifying · EWG: 1
Synthetic
Cleanser
Emulsifier
Plant Oil
Clean
Phosphoric acid, dodecyl ester
Effective at 4.42%
Formula
C12H25O4P-2
Mol. Weight
264.30
CAS #
12751-23-4
Form
Powder
State
Other Solid
See origin →
Functions
Emulsifying
Forces oil and water to stay mixed instead of separating into layers. The unsung hero holding your lotion together.
Emulsifier
Antioxidant Protection
Locks In Moisture
Reduces Inflammation
Mixes Oil & Water
Traditional Use
A synthetic compound developed as a mild surfactant and cleansing agent in modern personal care products.
Skin Types
●all-skin-types
Best For
General
Pregnancy & Breastfeeding Safe
Yes
EWG
1
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
USA✔ permitted
EU⚠ restricted
JAPAN⚠ restricted
CANADA⚠ restricted
Safety Assessment of Phosphoric Acid and Its Salts as Used in Cosmetics
Cosmetic Ingredient Review (CIR) Expert Panel
International Journal of Toxicology
→
Disodium Lauryl Phosphate
European Commission
EU Cosmetic Ingredient Database (CosIng)
→
Lauryl Phosphate
European Commission
EU Cosmetic Ingredient Database (CosIng)
→
Metaphosphoric Acid
European Commission
EU Cosmetic Ingredient Database (CosIng)
→
Phosphoric Acid
European Commission
EU Cosmetic Ingredient Database (CosIng)
→
Potassium Lauryl Phosphate
European Commission
EU Cosmetic Ingredient Database (CosIng)
→
Sodium Lauryl Phosphate
European Commission
EU Cosmetic Ingredient Database (CosIng)
→
Trilauryl Phosphate
European Commission
EU Cosmetic Ingredient Database (CosIng)
→
Lauryl Phosphate
Environmental Working Group (EWG)
EWG Skin Deep Cosmetics Database
→
Phosphoric Acid
Environmental Working Group (EWG)
EWG Skin Deep Cosmetics Database
→
Potassium Lauryl Phosphate
Environmental Working Group (EWG)
EWG Skin Deep Cosmetics Database
→
Sodium Lauryl Phosphate
Environmental Working Group (EWG)
EWG Skin Deep Cosmetics Database
→
Verified Jun 2026
Data: PubChem · CosIng · EWG · CIR