Safety of Serum for Post-Inflammatory on Hyperpigmentation Skin

This study aims to investigate the safety of serum product containing low dose of alpha hydroxy acid (AHA) i.e. 1% Glycolic acid and Lactic acid and Polyglutamate acid derivatives (PGA) for post-inflammatory hyperpigmentation skin in Malaysia. The study duration is 8 weeks and the skin assessment will be carried out at baseline, week 4 and week 8.The main questions this study aims to answer are: 1. To investigate the safety of serum containing low concentration AHA (1% Glycolic acid and Lactic acid) and PGA for post-inflammatory hyperpigmentation skin among Malaysian. 2. To assess the patient satisfaction after using serum containing low concentration AHA (1% Glycolic acid and Lactic acid) and PGA among Malaysian.