INCI name

SODIUM METAPHOSPHATE

Sodium metaphosphate

A sodium phosphate used as a buffering, chelating and oral care agent.

What it is

Sodium metaphosphate is an inorganic sodium phosphate. CosIng lists it as a buffering, chelating and oral care ingredient.

Where it is used

Found in toothpastes, mouthwashes and some 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.

The INCI name covers several polymeric forms; the label does not show which one is used.

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 (7)

Check a full ingredient list