Tetrapotassium Pyrophosphate
Tetrapotassium Pyrophosphate is an oral care and buffering ingredient. It’s in 23 products on Poliage. Avoid lists on Poliage that include it: none.
Updated October 21, 2026
In plain English
Tetrapotassium pyrophosphate: used to hold the pH steady and bind metal ions. Also used in oral-care products.
What it does
Contains Tetrapotassium Pyrophosphate: buffering
Function listed in CosIng
Contains Tetrapotassium Pyrophosphate: chelating
Function listed in CosIng
Contains Tetrapotassium Pyrophosphate: oral-care
Function listed in CosIng
Source: CosIng, the European Commission cosmetic ingredient database, ref 80751, accessed October 22, 2026.
Products that contain Tetrapotassium Pyrophosphate
HiSmile
Anticavity Toothpaste, Watermelon Flavor
Lists fragrance, fragrance allergens
Auchan
Auchan - dentifrice - expert blancheur - 75ml
Lists fragrance, fragrance allergens, sulfates
Auchan
Auchan - dentifrice - soins sensibles - dents sensibles - 75ml
Lists fragrance, fragrance allergens, sulfates
Auchan
Bain de bouche blancheur
Lists fragrance, fragrance allergens, drying alcohol, essential oils
Colgate
Colgate Max White One
Lists fragrance, fragrance allergens, sulfates, coconut derivatives
dentalux
Dentalux Complex 5
Lists fragrance
Colgate
Dentifrice Blancheur Max White
Lists fragrance, fragrance allergens, sulfates, coconut derivatives
Auchan
Dentifrice dents sensibles
Lists fragrance, fragrance allergens, essential oils
Auchan
Dentifrice expert blancheur
Lists fragrance, fragrance allergens, essential oils
Auchan
Dentifrice expert blancheur lot x2
Lists fragrance, fragrance allergens, essential oils
Unilever
Dentifrice Signal Anti-tartre
Lists fragrance, fragrance allergens, sulfates
DM
Donto Dent
Lists fragrance
Dontodent
Dontodent Kräuter
Lists fragrance, fragrance allergens, essential oils
evo
Evo purple toothpaste
Lists fragrance, fragrance allergens, sulfates
Colgate
Max White Charcoal
Lists fragrance, fragrance allergens, sulfates, coconut derivatives
Colgate
Max white dentifrice blancheur natural charbon
Lists fragrance, sulfates, coconut derivatives
Colgate
Max White for Men menthe explosive
Lists fragrance, sulfates, coconut derivatives
hismile
red velvet toothpaste
Lists fragrance, fragrance allergens
Unilever
Signal Dentifrice Action 123 Soin Complet
Lists fragrance, sulfates
Unilever
Signal Dentifrice Anti Tartre
Lists fragrance, sulfates
Unilever
Signal Dentifrice Protection Anti-Tartre 12x75ml
Lists fragrance, sulfates
unilever
SIGNAL Dentifrice Protection Anti-Tartre Doseur 100ml
Lists fragrance, sulfates
Toothpaste
Lists fragrance allergens, sulfates
Related guides
How to read an ingredient list
What the ingredient list on a beauty product tells you, what the names mean, and what it leaves out, using FDA and EU labeling rules.
Does ingredient order show how much is in a product?
Ingredient lists run from most to least, but only down to 1%. Below that, any order is allowed. What the order shows and what it hides.
How do you patch test a new product?
What the AAD, FDA and DermNet say about testing a small area, the FDA hair dye skin test, in-office patch tests, and contact allergy basics.