What does TEA-C11-15 alketh sulfate do?

Used in cosmetics as an emulsifier. TEA-C11-15 Alketh Sulfate (Formerly TEA-C11-15 Pareth Sulfate) is the triethanolamine salt of the sulfate ester of a mixture of ethoxylated, synthetic C11-15 fatty alcohols containing 1 mole of ethylene oxide.

Is TEA-C11-15 alketh sulfate safe?

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

beauty

TEA-C11-15 alketh sulfate

Concern score

Not assessed — no hazard data yet.

TEA-C11-15 alketh sulfate in plain language

What it does: Used in cosmetics as an emulsifier. TEA-C11-15 Alketh Sulfate (Formerly TEA-C11-15 Pareth Sulfate) is the triethanolamine salt of the sulfate ester of a mixture of ethoxylated, synthetic C11-15 fatty alcohols containing 1 mole of ethylene oxide.
Emulsifying
Is it a concern?: We haven't assessed a concern score for this ingredient yet. It is listed for cosmetic use in the EU.

What we know about this ingredient

Canonical ingredient record built from 1 public-source records.

Regulation

No restrictions found. TEA-C11-15 alketh sulfate appears in these published regulatory listings.

EUCosIngActiveTEA-C11-15 Alketh Sulfate (Formerly TEA-C11-15 Pareth Sulfate) is the triethanolamine salt of the sulfate ester of a mixture of ethoxylated, synthetic C11-15 fatty alcohols containing 1 mole of ethylene oxide.
- TEA-C11-15 Alketh Sulfate (Formerly TEA-C11-15 Pareth Sulfate) is the triethanolamine salt of the sulfate ester of a mixture of ethoxylated, synthetic C11-15 fatty alcohols containing 1 mole of ethylene oxide.Source →

Expert safety opinions

No expert opinion on file for TEA-C11-15 alketh sulfate. 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 TEA-C11-15 alketh sulfate yet. This record is compiled from the published data sources below — registries and regulatory listings, not study findings.

1 data source

Where this comes from

CosIng
regulatory · updated 2026-09-23
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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.