Regulatory Status
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Safety Data
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Expert Verdict
Strong reducing agent for depilatories and hair waving; requires strict pH control (7.0–12.7) and mandatory warning labels in EU. Eyelash application is prohibited in EU. Post-marketing surveillance has flagged ongoing irritation reports for depilatory use.
Frequently Asked Questions
Is Isopropyl Thioglycolate safe in cosmetics?
Strong reducing agent for depilatories and hair waving; requires strict pH control (7.0–12.7) and mandatory warning labels in EU. Eyelash application is prohibited in EU. Post-marketing surveillance has flagged ongoing irritation reports for depilatory use. The EU classifies Isopropyl Thioglycolate as "restricted". Safety rating: MODERATE.
Is Isopropyl Thioglycolate allowed in the EU?
Isopropyl Thioglycolate EU regulatory status: restricted. Maximum allowed concentration: 8%. This is based on EU Regulation 1223/2009 and its amendments.
What does Isopropyl Thioglycolate do in cosmetics?
Isopropyl Thioglycolate functions as: Reducing agent — depilatory / hair waving agent. It is classified as a cosmetic ingredient in our database. CAS number: 7220-53-7 (EC No. 230-956-6) [^1_3].
What is the Margin of Safety for Isopropyl Thioglycolate?
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.
Compliance Tools
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Related Ingredients
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