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Sodium Hexametaphosphate

Alternate Names

Sodium Polymetaphosphate, Graham's Salt


This sequestrant, thickener, emulsifier and texturizer is used in a variety of foods. The phosphorus in the additive helps to prevent mineral corrosion (calcium, iron salts, magnesium, etc.).

Sodium Hexametaphosphate - Quick Stats

Sodium Polymetaphosphate, Graham's Salt

Allergy Information


Sequestrant, Texturizer, Emulsifier, Thickener



Additional Information

Also used in pet food, teeth whitening products, bath salts, bubble bath, and in factory boiler water (water used to steam foods). The US FDA notes that this additive may be used in paper and paperboard food packaging and that any Sodium Hexametaphosphate migrating to food from the food packaging is "generally recognized as safe." Due to the possible health effects of this additive, do not consume in high concentrations.

Found In

artificial maple syrup, canned milk, cheese powders and dips, immitation cheese, whipped topping, packaged egg whites, roast beef, fish fillets, fruit jelly, frozen desserts, salad dressing, breakfast cereal, ice cream, beer, bottled beverages,

Possible Health Effects

This additive contains phosphorus which is an essential nutrient, but when consumed without the balance of other minerals, may affect kidneys, heart and bones. In animal studies, the following effects were reported: pale and swollen kidneys, increased kidney weights, bone decalcification, muscle fiber size changes, hyperplasia and severe skin irritations.

Allergy Information

Contains Sodium (those on sodium restricted diets should limit)

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Print Resources

Copyright November 1, 2010 Be Food Smart

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