Sodium Acetyl Cysteinate

INCI: SODIUM ACETYL CYSTEINATE

CAS Number
19542-74-6
Function
Absorbent, skin conditioning, UV absorber
Safety Rating
GOOD

Regulatory Status

๐Ÿ‡ช๐Ÿ‡บ EU Status permitted
๐Ÿ‡บ๐Ÿ‡ธ US Status permitted
US Notes Permitted under general cosmetic provisions

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

Safety Data

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

Calculate MoS for your specific formulation with the MoS Calculator.

Expert Verdict

Thiol group may cause odor issues in formulation; stable salt form reduces reactivity; ensure pharmaceutical-grade purity; parent compound (NAC, CAS 616-91-1) is well-documented

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Concern Level: Low

Frequently Asked Questions

Is Sodium Acetyl Cysteinate safe in cosmetics?

Thiol group may cause odor issues in formulation; stable salt form reduces reactivity; ensure pharmaceutical-grade purity; parent compound (NAC, CAS 616-91-1) is well-documented The EU classifies Sodium Acetyl Cysteinate as "permitted". Safety rating: GOOD.

Is Sodium Acetyl Cysteinate allowed in the EU?

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

What does Sodium Acetyl Cysteinate do in cosmetics?

Sodium Acetyl Cysteinate functions as: Absorbent, skin conditioning, UV absorber. It is classified as a cosmetic ingredient in our database. CAS number: 19542-74-6.

What is the Margin of Safety for Sodium Acetyl Cysteinate?

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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