This guideline specifies the requirements for the research on quality control of hair perm cosmetics. It aims to guide registrants in establishing scientific and reasonable quality control requirements to ensure product quality and safety. The guideline covers stability studies, the establishment of quality control items and indicators (including harmful substances, pH, and efficacy-related ingredients), and quality management measures.

Contents

I. Foreword

II. Scope

III. General Principles

IV. Main Contents

1. Research on Stability

2. Research on Quality Control Items and Indicators

3. Research on Quality Management Measures

V. Other Requirements