Dicetyl Phosphate
AKA “Dihexadecyl phosphate, Dicetylphosphate, Dicetyl hydrogen phosphate, Bis(hexadecyl) phosphate, Di-n-hexadecyl phosphate, 1-Hexadecanol, hydrogen phosphate
Synthetic
Ingredient Facts
Dicetyl phosphate
AKA: Dihexadecyl phosphate, Dicetylphosphate, Dicetyl hydrogen phosphate, Bis(hexadecyl) phosphate, Di-n-hexadecyl phosphate, 1-Hexadecanol, Hydrogen phosphate
Synthetic · Cleansing · EWG: 4
Synthetic
Cleanser
Emulsifier
Synthetic
Clean
A gentle cleanser that helps remove impurities while keeping the formula smooth and blended. Works to lift away dirt and oil without stripping skin.
Formula
C32H67O4P
Mol. Weight
546.80
CAS #
2197-63-9
Form
Powder
See origin →
Functions
Cleansing
Makes oil and water mix so dirt, makeup, and sunscreen can actually be washed away. The reason your face wash foams.
Emulsifying
Forces oil and water to stay mixed instead of separating into layers. The unsung hero holding your lotion together.
Cleansing Surfactant
Emulsifier
Antioxidant Protection
Reduces Inflammation
Locks In Moisture
Removes Impurities
Mixes Oil & Water
Traditional Use
Synthetic conditioning and emulsifying agent developed for cosmetic formulations. Used as a humectant and skin conditioning ingredient in modern skincare products.
Skin Types
all-skin-types
Best For
Dryness
Melanin-Rich Skin
Suitable
Pregnancy & Breastfeeding Safe
Yes
EWG
4
CIR
Safe
Pregnancy
Yes
CIR Safety Findings
Not a Sensitizer
medical-approval
all-shades-safe
Regulatory Status
USApermitted
EUrestricted
JAPANrestricted
CANADArestricted
Calcium Dihydrogen Phosphate
European Commission
EU Cosmetic Ingredient Database (CosIng)
Dicetyl Phosphate
European Commission
EU Cosmetic Ingredient Database (CosIng)
Magnesium Hydrogen Phosphate
European Commission
EU Cosmetic Ingredient Database (CosIng)
Dicetyl Phosphate
Environmental Working Group (EWG)
EWG Skin Deep Cosmetics Database
A retinyl palmitate-loaded solid lipid nanoparticle system: effect of surface modification with dicetyl phosphate on skin permeation in vitro and anti
Jeon HS, Seo JE, Kim MS, Kang MH, Oh DH et al.
International journal of pharmaceutics, 2013
Green electrospun Janus membrane of polyether block amide (PEBA) doped with hierarchical magnesium hydrogen phosphate for the removal of pharmaceutica
Zhu J, Wang X, Jiang Q, Duan J, Wang H
Journal of colloid and interface science, 2024
Verified Feb 2026
Data: PubChem · CosIng · EWG · CIR