Is Butyl Thioglycolate safe in cosmetics?
Butyl Thioglycolate has a safety rating of "MODERATE" in our database. EU status: restricted. US status: permitted.
MODERATE
Cosmetic Ingredient
Butyl Thioglycolate
INCI: BUTYL THIOGLYCOLATE
Butyl Thioglycolate (CAS 1190-69-0) is a cosmetic cosmetic ingredient functioning as Depilatory agent; hair waving/straightening agent. EU Regulation 1223/2009 status: restricted, max 8%. Industrial safety data is also available in the chemical safety database.
Function
Depilatory agent; hair waving/straightening agent
Editorial assessment
MODERATE
Preliminary editorial note — not a computed safety verdict.
Regulatory Status
EU EU Status
restricted
EU Max Conc.
8%
US US Status
permitted
US Notes
Adequate when used within Annex III limits; SCCS opinion supports current 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 Butyl Thioglycolate.
Calculate MoS for your specific formulation with the MoS Calculator.
Editorial summary
Preliminary editorial summary for Butyl Thioglycolate — not a computed safety verdict. See the sourced toxicological data above.
Frequently Asked Questions
Is Butyl Thioglycolate allowed in the EU?
Butyl Thioglycolate EU regulatory status: restricted. Maximum allowed concentration: 8%. This is based on EU Regulation 1223/2009 and its amendments.
What does Butyl Thioglycolate do in cosmetics?
Butyl Thioglycolate functions as: Depilatory agent; hair waving/straightening agent. It is classified as a cosmetic ingredient in our database. CAS number: 1190-69-0.
Compliance Tools
Check Butyl Thioglycolate compliance across multiple jurisdictions:
Ingredient Decoder
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82 Allergen Checker
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Substance Compliance
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MoS Calculator
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Heavy Metal Limits
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