Ammonium Beta-Sitosteryl Sulfate

CAS Number
Not commonly assigned (PubChem CID 91864829; molecular formula C₂₉H₅₃NO₄S)
Function
Softener and conditioner
Safety Rating
GOOD

Regulatory Status

🇪🇺 EU Status permitted
🇺🇸 US Status permitted
US Notes No specific CIR review; CIR has assessed phytosterols as safe in cosmetics (2013 final report)

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

Safety Data

Margin of Safety (MoS)
not established
Dermal Absorption
low
Sensitization
low

Calculate MoS for your specific formulation with the MoS Calculator.

Expert Verdict

Very limited ingredient-specific safety data; rely on phytosterol group read-across from CIR and structural analogy; confirm supplier provides adequate CoA with purity and residual solvent data.

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Concern Level: Low

Frequently Asked Questions

Is Ammonium Beta-Sitosteryl Sulfate safe in cosmetics?

Very limited ingredient-specific safety data; rely on phytosterol group read-across from CIR and structural analogy; confirm supplier provides adequate CoA with purity and residual solvent data. The EU classifies Ammonium Beta-Sitosteryl Sulfate as "permitted". Safety rating: GOOD.

Is Ammonium Beta-Sitosteryl Sulfate allowed in the EU?

Ammonium Beta-Sitosteryl Sulfate EU regulatory status: permitted. This is based on EU Regulation 1223/2009 and its amendments.

What does Ammonium Beta-Sitosteryl Sulfate do in cosmetics?

Ammonium Beta-Sitosteryl Sulfate functions as: Softener and conditioner. It is classified as a cosmetic ingredient in our database. CAS number: Not commonly assigned (PubChem CID 91864829; molecular formula C₂₉H₅₃NO₄S).

What is the Margin of Safety for Ammonium Beta-Sitosteryl Sulfate?

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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