T/GDCA 062-2025 Cosmetics Evaluation of Anti-Photoaging Activity Using the Caenorhabditis elegans Method
T/GDCA 062-2025
Basic Information
Scope
Scope: This document specifies the terms and definitions, testing principles, materials and reagents, testing instruments and equipment, experimental procedures, testing methods, result evaluation, and conditions for experimental validity for evaluating the anti-photoaging activity of cosmetics using Caenorhabditis elegans (hereinafter referred to as nematodes). This document is applicable to skincare cosmetics with anti-photoaging activity. Cosmetic raw materials can refer to this method for guidance. Main technical content: Foreword 1 Scope 2 Normative reference documents 3 Terms and definitions 4 Testing principles 5 Materials and reagents 6 Testing instruments and equipment 7 Experimental procedures 8 Testing methods 9 Result evaluation 10 Conditions for experimental validity Appendix A (normative) Culture medium and reagent preparation methods Appendix B (informative) Experimental data charts References