Magnesium Phosphate

INCI: MAGNESIUM PHOSPHATE

CAS Number
7757-87-1 (tribasic)
Function
Oral care agent, buffering agent, bulking agent
Safety Rating
GOOD

Regulatory Status

๐Ÿ‡ช๐Ÿ‡บ EU Status permitted
๐Ÿ‡บ๐Ÿ‡ธ US Status permitted
US Notes Permitted โ€” GRAS for food use; CIR: safe

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

Safety Data

Margin of Safety (MoS)
adequate
Dermal Absorption
low
Sensitization
none

Calculate MoS for your specific formulation with the MoS Calculator.

Expert Verdict

Magnesium phosphate is a permitted buffering and bulking agent used in oral care products with low systemic absorption and no sensitization concerns.

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Concern Level: Low

Frequently Asked Questions

Is Magnesium Phosphate safe in cosmetics?

Magnesium phosphate is a permitted buffering and bulking agent used in oral care products with low systemic absorption and no sensitization concerns. The EU classifies Magnesium Phosphate as "permitted". Safety rating: GOOD.

Is Magnesium Phosphate allowed in the EU?

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

What does Magnesium Phosphate do in cosmetics?

Magnesium Phosphate functions as: Oral care agent, buffering agent, bulking agent. It is classified as a cosmetic ingredient in our database. CAS number: 7757-87-1 (tribasic).

What is the Margin of Safety for Magnesium Phosphate?

adequate 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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