What does Sodium dihydroxycetyl phosphate do?

Used in cosmetics as an emulsifier and a cleansing agent. Phosphoric acid, esters with hexadecanetriol, sodium salts.

Is Sodium dihydroxycetyl phosphate safe?

We haven't assessed a concern score for this ingredient yet. It is listed for cosmetic use in the EU.

beauty
cleaning

Sodium dihydroxycetyl phosphate

CAS 94277-32-4

Concern score

Not assessed — no hazard data yet.

Sodium dihydroxycetyl phosphate in plain language

What it is: Also known as Sodium bis(2-hydroxyhexadecyl) phosphate · Dragophos s(sodium bis(2-hydroxyhexadecyl)phosphate) · Q27294748 · Sodium BIS(2- hydroxyhexadecyl) phosphate · UNII-YWI33EV595 · Vdhlwcwzvfzqlz-uhfffaoysa-m
What it does: Used in cosmetics as an emulsifier and a cleansing agent. Phosphoric acid, esters with hexadecanetriol, sodium salts.
Emulsifying
Cleansing
Emulsifier
Surfactant
Is it a concern?: We haven't assessed a concern score for this ingredient yet. It is listed for cosmetic use in the EU.

Regulation

No restrictions found. Sodium dihydroxycetyl phosphate appears in these published regulatory listings.

Recorded in these product areas

Found in consumer products
Beauty
Cleaning

EUCosIngActivePhosphoric acid, esters with hexadecanetriol, sodium salts
- Phosphoric acid, esters with hexadecanetriol, sodium saltsSource →
USEPAcommercial use observedEPA CPDat observed this chemical in 18 composition records across product categories including Personal care. EPA CPDat classifies this chemical for functional uses including Surfactant (surface active agent), Emulsifier.
- EPA CPDat observed this chemical in 18 composition records across product categories including Personal care. EPA CPDat classifies this chemical for functional uses including Surfactant (surface active agent), Emulsifier.Source →
USFDAlisted in openFDA substanceopenFDA substance registry classifies this ingredient as chemical.
- openFDA substance registry classifies this ingredient as chemical.Source →

Expert safety opinions

No expert opinion on file for Sodium dihydroxycetyl phosphate. These are the independent scientific bodies that assess ingredients like this one; we show an opinion only when a record we hold cites it.

SCCS
EU Scientific Committee on Consumer Safety
No SCCS opinion on file.
CIR
Cosmetic Ingredient Review (US expert panel)
No CIR safety assessment on file.

Evidence & sources

No graded research studies for Sodium dihydroxycetyl phosphate yet. This record is compiled from the published data sources below — registries and regulatory listings, not study findings.

6 data sources

Where this comes from

CosIng
regulatory · updated 2026-09-23
Open →
EPA Chemical and Products Database
exposure · updated November 2014
Open →
EPA DSSTox Identifiers
chemistry · updated 2025-12-29
Open →
FDA GSRS UNII
registry · updated 2026-02-26
Open →
openFDA Substance
registry · updated 2026-05-24
Open →
PubChem Live Enrichment
chemistry · updated 2026-05-17
Open →

Reference links (1)

Openfda substance

chemicalbook.com

Read →

Suitability

Context-specific fit derived from published classifications and the current ingredient evidence profile.

Fragrance avoidance

Nothing to weigh for this context yet.

No signal in this context

We have no published hazard signal for this ingredient, so we cannot say how it behaves in this context — that is missing evidence, not a clean result.

Where it has been recorded

How often EPA CPDat has listed Sodium dihydroxycetyl phosphate in a product composition. These are source records, not Greenveil catalog products.

Source records

Named organisations

Personal care

Typical roles

EmulsifyingCleansingEmulsifierSurfactant

See products using Sodium dihydroxycetyl phosphate →