Researched by Helena DeMaria-Williams
Formula IngredientEmulsifierINCI: Dicetyl Phosphate
Dicetyl phosphate (dihexadecyl hydrogen phosphate) is a phospholipid-based emulsifier and surfactant used in cosmetic formulations. It helps stabilise oil-in-water and water-in-oil emulsions, enabling the blending of aqueous and lipid phases. It is structurally related to naturally occurring phospholipids in cell membranes.
Category
Emulsifier
Irritation Risk
Low
Skin Types
all skin types
emulsification, formulation stability, improved product texture, enhanced ingredient delivery
Generally well tolerated at cosmetic concentrations. EWG rates it as safe. CIR (Cosmetic Ingredient Review) gives it a B rating. No EU CosIng Annex II or III restrictions apply. Comedogenicity rating of 0.
Dicetyl phosphate does not increase photosensitivity. No special sun protection measures are required.
No specific pregnancy concerns noted in available safety databases. As a phospholipid-based emulsifier with no known systemic absorption concerns at cosmetic concentrations, it is generally considered safe during pregnancy.
Dicetyl phosphate (dihexadecyl hydrogen phosphate) is a phospholipid-based emulsifier and surfactant used in cosmetic formulations. It helps stabilise oil-in-water and water-in-oil emulsions, enabling the blending of aqueous and lipid phases. It is structurally related to naturally occurring phospholipids in cell membranes.
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