Magnesium Sodium Fluorosilicate

INCI: SODIUM MAGNESIUM FLUOROSILICATE (NOTE: INCI ORDER PLACES "SODIUM" FIRST)

CAS Number
Not assigned a single standard CAS in major databases; COSING Ref No: 37952
Function
Abrasive, absorbent, opacifying, viscosity controlling
Safety Rating
MODERATE

Regulatory Status

๐Ÿ‡ช๐Ÿ‡บ EU Status permitted
๐Ÿ‡บ๐Ÿ‡ธ US Status permitted
US Notes Allowed - CIR (Cosmetic Ingredient Review) has evaluated fluorosilicates for safety at concentrations used in cosmetics

For full compliance data across 55 jurisdictions, use the Substance Compliance tool.

Safety Data

Margin of Safety (MoS)
not established
Dermal Absorption
low
Sensitization
low

Calculate MoS for your specific formulation with the MoS Calculator.

Expert Verdict

Contains fluoride ions - excessive ingestion should be avoided; intended for topical/external use; potential mild irritation at high concentrations. Synthetic compound; provides gentle abrasive action for dental and skin-polishing applications; also contributes opacity and texture

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Concern Level: Moderate

Frequently Asked Questions

Is Magnesium Sodium Fluorosilicate safe in cosmetics?

Contains fluoride ions - excessive ingestion should be avoided; intended for topical/external use; potential mild irritation at high concentrations. Synthetic compound; provides gentle abrasive action for dental and skin-polishing applications; also contributes opacity and texture The EU classifies Magnesium Sodium Fluorosilicate as "permitted". Safety rating: MODERATE.

Is Magnesium Sodium Fluorosilicate allowed in the EU?

Magnesium Sodium Fluorosilicate EU regulatory status: permitted. This is based on EU Regulation 1223/2009 and its amendments.

What does Magnesium Sodium Fluorosilicate do in cosmetics?

Magnesium Sodium Fluorosilicate functions as: Abrasive, absorbent, opacifying, viscosity controlling. It is classified as a cosmetic ingredient in our database. CAS number: Not assigned a single standard CAS in major databases; COSING Ref No: 37952.

What is the Margin of Safety for Magnesium Sodium Fluorosilicate?

not established The Margin of Safety (MoS) is calculated using SCCS methodology. A MoS above 100 is generally considered safe. Use the MoS Calculator tool to calculate MoS for your specific formulation and product category.

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