Sodium Polyaspartate

INCI: SODIUM POLYASPARTATE

CAS Number
181828-06-8 (also 34345-47-6)
Function
Humectant, Moisturizer, Hair Conditioning, Skin Conditioning
Safety Rating
EXCELLENT

Regulatory Status

🇪🇺 EU Status permitted
🇺🇸 US Status permitted
US Notes Permitted for cosmetic use; no restrictions; no standalone CIR review

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

None significant. Amino acid–derived, biodegradable

⚠️
Concern Level: None

Frequently Asked Questions

Is Sodium Polyaspartate safe in cosmetics?

None significant. Amino acid–derived, biodegradable The EU classifies Sodium Polyaspartate as "permitted". Safety rating: EXCELLENT.

Is Sodium Polyaspartate allowed in the EU?

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

What does Sodium Polyaspartate do in cosmetics?

Sodium Polyaspartate functions as: Humectant, Moisturizer, Hair Conditioning, Skin Conditioning. It is classified as a cosmetic ingredient in our database. CAS number: 181828-06-8 (also 34345-47-6).

What is the Margin of Safety for Sodium Polyaspartate?

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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