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Tetrasodium Pyrophosphate

Balances the pH.

What it is

A white mineral salt made from sodium and pyrophosphoric acid.

Helps keep the product's pH steady and binds metal ions that could affect its stability.

A short summary from the dictionary, not yet an in-depth article. About these entries

What it does in a formula

Balances the pHOfficial EU function: Buffering
Keeps the formula stableOfficial EU function: Chelating
AnticakingOfficial EU function: Anticaking
Used in oral careOfficial EU function: Oral care