Dicalcium Phosphate Dihydrate

INCI: DICALCIUM PHOSPHATE DIHYDRATE

CAS Number
7789-77-7
Function
Abrasive, buffering, opacifying, oral care
Safety Rating
EXCELLENT

Regulatory Status

๐Ÿ‡ช๐Ÿ‡บ EU Status permitted
๐Ÿ‡บ๐Ÿ‡ธ US Status permitted
US Notes FDA GRAS as food substance; used in OTC dentifrices up to 49%

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

Safety Data

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

Calculate MoS for your specific formulation with the MoS Calculator.

Expert Verdict

Well-established, safe inorganic abrasive and buffering agent widely used in dentifrices and oral care products; FDA GRAS; CIR-assessed as part of phosphoric acid salts review โ€” safe as used

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Concern Level: None

Regulatory Flags

oral-care abrasive CIR-reviewed FDA-GRAS

Frequently Asked Questions

Is Dicalcium Phosphate Dihydrate safe in cosmetics?

Well-established, safe inorganic abrasive and buffering agent widely used in dentifrices and oral care products; FDA GRAS; CIR-assessed as part of phosphoric acid salts review โ€” safe as used The EU classifies Dicalcium Phosphate Dihydrate as "permitted". Safety rating: EXCELLENT.

Is Dicalcium Phosphate Dihydrate allowed in the EU?

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

What does Dicalcium Phosphate Dihydrate do in cosmetics?

Dicalcium Phosphate Dihydrate functions as: Abrasive, buffering, opacifying, oral care. It is classified as a cosmetic ingredient in our database. CAS number: 7789-77-7.

What is the Margin of Safety for Dicalcium Phosphate Dihydrate?

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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