skincarecheck
INCI ingredient

Tetrasodium Pyrophosphate

Tetrasodium Pyrophosphate appears on 165 ingredient lists in our database, most often in hair dyes.

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

Tetrasodium Pyrophosphate appears on 165 ingredient lists in our database, most often in hair dyes.

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: anticaking, buffering, chelating, oral care

Products with Tetrasodium Pyrophosphate

in 165 products

Showing 24 of 165 products with this ingredient, most scanned first.

In the EU ingredient database

Functions listed by CosIng
  • anticaking
  • buffering
  • chelating
  • oral care
  • anticaking: Preventing agglomeration of particulate solids into lumps or hard masses (cohesive cake), thus allowing free flow of particles.
  • buffering: Stabilising the pH of an aqueous medium in a narrow range even if an acid or base is added. Altering and/or maintaining a cosmetic product's pH at the desired level.
  • chelating: Forming complexes with metal ions which could affect the stability and/or appearance of cosmetics.
  • oral care: Providing cosmetic effects to the oral cavity, e.g. cleansing, deodorising, protecting.

CAS 7722-88-5 · EC 231-767-1

EU regulation

Not on a restricted-substances annex. Listed as an allowed cosmetic ingredient.

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