Cosmetic Ingredient

Ammonium Thioglycolate

INCI: AMMONIUM THIOGLYCOLATE
CAS 5421-46-5
Reducing agent for permanent waving, hair straightening, and depilation
Limited Data
Insufficient safety data available. Consider enriching this ingredient.
Purpose

Function

Reducing agent for permanent waving, hair straightening, and depilation
Profile

Properties

Silicone
Silicone free
Details

Description

Reducing agent for permanent waving, hair straightening, and depilation

EU Restricted — Annex III
1 official EU restriction with concentration limits & label requirements
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Reference

Identifiers

CAS Number
5421-46-5
INCI
AMMONIUM THIOGLYCOLATE
Category
Cosmetic Ingredient
Updated
May 21, 2026