Calcium Montmorillonite

INCI: MONTMORILLONITE

CAS Number
1318-93-0
Function
Absorbent, Bulking Agent, Emulsion Stabilizer, Viscosity Controlling
Safety Rating
GOOD

Regulatory Status

๐Ÿ‡ช๐Ÿ‡บ EU Status permitted
๐Ÿ‡บ๐Ÿ‡ธ US Status permitted
US Notes No specific FDA restrictions. Bentonite is GRAS (21 CFR 184.1155). Kaolin is GRAS and OTC skin protectant 4-20%.

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

Safety Data

Margin of Safety (MoS)
not established
Dermal Absorption
negligible
Sensitization
none

Calculate MoS for your specific formulation with the MoS Calculator.

Expert Verdict

Montmorillonite is a naturally-sourced smectite clay permitted without restriction in EU, safe per CIR 2023 for leave-on and rinse-off dermal products. Insufficient data for inhalation products.

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Concern Level: Low

Frequently Asked Questions

Is Calcium Montmorillonite safe in cosmetics?

Montmorillonite is a naturally-sourced smectite clay permitted without restriction in EU, safe per CIR 2023 for leave-on and rinse-off dermal products. Insufficient data for inhalation products. The EU classifies Calcium Montmorillonite as "permitted". Safety rating: GOOD.

Is Calcium Montmorillonite allowed in the EU?

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

What does Calcium Montmorillonite do in cosmetics?

Calcium Montmorillonite functions as: Absorbent, Bulking Agent, Emulsion Stabilizer, Viscosity Controlling. It is classified as a Cosmetic Ingredient in our database. CAS number: 1318-93-0.

What is the Margin of Safety for Calcium Montmorillonite?

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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