Sodium Metasilicate

Sodium Metasilicate is a cosmetic ingredient used as an anticorrosive, buffering agent. It is used in 6 products in our dataset. It is regulated in the EU (listed in a Cosmetics Regulation annex).

INCI nameSODIUM METASILICATE
FunctionANTICORROSIVE, BUFFERING, CHELATING
CAS number6834-92-0
EC number229-912-9
Prevalence6 products (0.01% of dataset)
Most used inHaircare
EU statusRestricted (annex )
Monthly searches2,400

Used in

Other Styling 50%Eye Moisturizers 16.7%Grooming 16.7%Other Bath & Body 16.7%

Frequently asked

What does Sodium Metasilicate do in skincare?
Sodium Metasilicate functions as an anticorrosive, buffering agent in cosmetic formulas.
Is Sodium Metasilicate 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 Metasilicate?
It is most commonly found in Haircare products, especially other styling (50% of its uses).

Manufacturers with experience using Sodium Metasilicate

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