Etidronic acid

Etidronic acid

INCI ETIDRONIC ACIDEC number 220-552-8Role Perfuming

Etidronic Acid (INCI: Etidronic Acid) is a chemical synthetic ingredient. It performs two roles in cosmetic formulations: chelating agent, which captures metal ions, and fragrance ingredient.

PerfumingChelatingRestricted use
Ingredient

Roles & functions

Perfuming — Adds a scent to the product or masks the odour of raw materials.

Chelating — Binds metal ions to stabilise the formula.

Regulatory framework

What the authorities say

AuthorityStatus
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 GMTPermitted subject to restrictions (Annex III) — max (a) 1.5% (as etidronic acid) (b) 0.2% (as etidronic acid) in (a) Hair product (b) Soap
Products

Products containing it

Statistics

In Lou’s database

38
products listed
Most frequent categoriesHair color · Shower gels & soaps
Most frequent brandsHerbatint · Lazartigue · Bell Ânesse en Provence
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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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