skincarecheck
INCI ingredient

Etidronic Acid

Etidronic Acid appears on 141 ingredient lists in our database, most often in bar soaps.

What it triggers

  • Vegan originYesno animal source
  • FragranceNonot a perfume ingredient
  • ParabenNonot a preservative of this family
  • SulfateNonot a sulfate surfactant
  • SiliconeNonot a silicone
  • AlcoholNonot a drying alcohol

What it does

Etidronic Acid appears on 141 ingredient lists in our database, most often in bar soaps.

It does not belong to any of the six groups we check, so it never changes a verdict.

We have not written the plain-language note for this ingredient yet; the facts above come straight from how it is classified.

Functions: chelating

Products with Etidronic Acid

in 141 products

Showing 24 of 141 products with this ingredient, most scanned first.

In the EU ingredient database

Functions listed by CosIng
  • chelating
  • chelating: Forming complexes with metal ions which could affect the stability and/or appearance of cosmetics.

CAS 2809-21-4 · EC 220-552-8

EU regulation

Listed in Annex III (ref. 53) of the EU Cosmetics Regulation, maximum concentration (a) 1.5% (as etidronic acid) (b) 0.2% (as etidronic acid). (a) Hair product (b) Soap III/53

Source: CosIng, European Commission. Informative, no legal value; the regulation text is the reference.

Classification from the INCI name; product lists from Open Beauty Facts.Report a mistake