TEA-Isostearate
TEA-Isostearate
TEA-Isostearate is a surfactant and emulsifier of plant, synthetic, or animal origin. It facilitates the mixing of water and oils in hair care formulations and is used in hair care.
Hair conditioningSurfactantRestricted use
Ingredient
Roles & functions
Hair conditioning — Improves the appearance, softness and manageability of the hair.
Surfactant — Lowers the tension between two surfaces; cleanses and helps remove impurities.
Emulsifying — Allows phases that do not naturally mix, such as water and oil, to be blended together.
Regulatory framework
What the authorities say
| Authority | Status |
|---|---|
| Commission européenne (CosIng, Règl. 1223/2009) | Autorisé sous conditions |
| CLP classification (Reg. 1272/2008) | No CMR classification |
| ECHA — endocrine disruptor (human health) | Not identified as an endocrine disruptor |
| ECHA — Candidate List (SVHC, REACH Art. 59) | Not on the Candidate List (SVHC) |
| European Commission (Reg. 1223/2009, Annex III) | No cosmetic allergen subject to mandatory labelling |
| European Commission (EU catalogue of nanomaterials, Reg. 1223/2009) | No referenced nanoform |
| European Commission — Annex III (Reg. 1223/2009) — maj Fri, 07 Aug 2026 16:37:23 GMT | Permitted subject to restrictions (Annex III) — max (a) 2.5% in (a) Leave-on products (b) Rinse-off products — (a) (b) - Do not use with nitrosating systems - Minimum purity: 99% - Maximum secondary amine content: 0.5% (applies to raw materials) - Maximum nitrosamine content: 50 microgram/kg - Keep in nitrite-free containers |
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This information is reported factually and with attribution (authorities and publications cited). It does not constitute medical advice, for your situation, ask a pharmacist or a healthcare professional for advice.
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