A phosphate salt used as a buffer and chelating agent.
What it is
Tetrapotassium pyrophosphate is a potassium salt of pyrophosphoric acid. It binds metal ions and buffers pH; in toothpastes it helps limit tartar build-up.
Where it is used
Toothpastes and cleansing products.
Limits of interpretation
The INCI list shows which ingredients are present, not how much of each. Above 1%, ingredients are listed in descending order of weight; below 1% the order is free.
Functions
- 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.
EU regulation
This ingredient is not listed in the annexes of Regulation (EC) No 1223/2009 in the CosIng data.
Products with this ingredient (79)
- pasta do zębów ULTRA WHITE, 100 ml · Tołpa
- płyn do higieny jamy ustnej ULTRA WHITE, 500 ml · Tołpa
- płyn do higieny jamy ustnej, 500 ml · Tołpa
- pasta do zębów, 75 ml · Tołpa
- Colgate strong theeth · Colgate
- Kräuter Classic Fresh · Dentitex
- Clear Fresh Zahncreme · Dontodent
- ssoin complet+blancheur · Sanogyl
- Zahncreme Kräuter · MAXIM Markenprodukte
- Sensitive Complete Protection · Colgate
- Hismile Fluoride & Toothpaste Classic Mint 100g · HiSmile
- Hismile Fluoride & Toothpaste Reese's Peanut Butter Cup 100g · HiSmile