Good Cosmetic Ingredient NOAEL Data

Sodium Casein

INCI: SODIUM CASEIN

CAS Number
9005-46-3
Function
Hair conditioning, skin conditioning
Safety Rating
GOOD

Regulatory Status

๐Ÿ‡ช๐Ÿ‡บ EU Status permitted
๐Ÿ‡บ๐Ÿ‡ธ US Status permitted
US Notes Not restricted for cosmetic use; also FDA GRAS for food use

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

Safety Data

Margin of Safety (MoS)
adequate
Dermal Absorption
negligible
Sensitization
moderate

Calculate MoS for your specific formulation with the MoS Calculator.

Toxicological Studies

3 study endpoints found for Sodium Casein. NOAEL (No Observed Adverse Effect Level) values are used to calculate the Margin of Safety per SCCS methodology.

Endpoint Value Route Species Study Type Source
NOAEL 190 mg/kg bw/day oral rabbit Developmental COSMOS_DB
NOAEL 1600 mg/kg bw/day oral mouse Developmental COSMOS_DB
dose_tested 1600 mg/kg bw/day oral mouse Developmental COSMOS_DB

Expert Verdict

Milk protein origin requires allergen labeling and safety assessment; contraindicated for individuals with confirmed casein or milk allergy.

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Concern Level: Moderate

Regulatory Flags

potential-allergen fda_food_additive

Frequently Asked Questions

Is Sodium Casein safe in cosmetics?

Milk protein origin requires allergen labeling and safety assessment; contraindicated for individuals with confirmed casein or milk allergy. The EU classifies Sodium Casein as "permitted". Safety rating: GOOD. 3 toxicological study endpoint(s) are available in our database.

Is Sodium Casein allowed in the EU?

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

What does Sodium Casein do in cosmetics?

Sodium Casein functions as: Hair conditioning, skin conditioning. It is classified as a cosmetic ingredient in our database. CAS number: 9005-46-3.

What is the Margin of Safety for Sodium Casein?

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.

What is the NOAEL for Sodium Casein?

The NOAEL (No Observed Adverse Effect Level) for Sodium Casein is 190 mg/kg bw/day based on a Developmental study via oral route in rabbit. A total of 3 study endpoints are available. Source: COSMOS_DB.

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