Is Glyoxyloyl Cysteine safe in cosmetics?
Glyoxyloyl Cysteine has a safety rating of "MODERATE" in our database. EU status: prohibited. US status: permitted.
Moderate
Cosmetic Ingredient
Glyoxyloyl Cysteine
Glyoxyloyl Cysteine (CAS Not individually assigned in major registries) is a cosmetic cosmetic ingredient functioning as Hair waving or straightening. EU Regulation 1223/2009 status: prohibited. Industrial safety data is also available in the chemical safety database.
View industrial chemical safety profile for CAS Not individually assigned in major registries →
Auto-generated CPSR Part A draft with source citations
Function
Hair waving or straightening
Safety Rating
MODERATE
Regulatory Status
EU EU Status
prohibited
US US Status
permitted
US Notes
Permitted — no specific restrictions
For full compliance data across multiple jurisdictions, use the Substance Compliance tool.
Safety Data
Margin of Safety, dermal absorption, and sensitization profile summaries for Glyoxyloyl Cysteine.
Calculate MoS for your specific formulation with the MoS Calculator.
Expert Verdict
Expert safety assessment and concern-level summary for Glyoxyloyl Cysteine.
Frequently Asked Questions
Is Glyoxyloyl Cysteine allowed in the EU?
Glyoxyloyl Cysteine EU regulatory status: prohibited. This is based on EU Regulation 1223/2009 and its amendments.
What does Glyoxyloyl Cysteine do in cosmetics?
Glyoxyloyl Cysteine functions as: Hair waving or straightening. It is classified as a cosmetic ingredient in our database. CAS number: Not individually assigned in major registries.
Compliance Tools
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Substance Compliance
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MoS Calculator
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Heavy Metal Limits
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