Sodium Metaphosphate

Sodium Metaphosphate is a cosmetic ingredient used as a buffering, chelating agent. It is used in 61 products in our dataset. It is regulated in the EU (listed in a Cosmetics Regulation annex).

INCI nameSODIUM METAPHOSPHATE
FunctionBUFFERING, CHELATING, ORAL CARE
CAS number10361-03-2 / 50813-16-6
EC number233-782-9 / 256-779-4
Prevalence61 products (0.07% of dataset)
Most used inSkincare
EU statusRestricted (annex )
Monthly searches90

Used in

Toners 29.5%Face Cleansers 11.5%General Moisturizers 9.8%Serums 8.2%Eyeliners 4.9%Overnight Masks 4.9%

Frequently asked

What does Sodium Metaphosphate do in skincare?
Sodium Metaphosphate functions as a buffering, chelating agent in cosmetic formulas.
Is Sodium Metaphosphate allowed in cosmetics?
Yes, but it is regulated in the EU — it appears in a Cosmetics Regulation annex with usage conditions.
What products contain Sodium Metaphosphate?
It is most commonly found in Skincare products, especially toners (29.5% of its uses).

Manufacturers with experience using Sodium Metaphosphate

Match with vetted US contract manufacturers that have hands-on experience formulating with this ingredient.