Brilian Retna A. is an R&D professional specializing in analytical development with experience at PT Bintang Toedjoe since February 2022, focusing on the analysis of finished goods and raw materials using various methods such as HPLC, TLC, and AAS. Responsibilities include conducting research and validation for powder samples, ensuring compliance through raw material analysis, and performing stability tests on herbal products. Prior experience includes a role at Pradipta Paramita, where Brilian worked on improving product quality for aquaculture, fertilizers, and insecticides, managed lab-scale trials, and coordinated production schedules. Additional experience encompasses serving as an assistant lecturer at Institut Pertanian Bogor, contributing to student practicum sessions, and an internship at Badan Tenaga Nuklir Nasional, focused on environmental safety research. Brilian holds an Associate's degree in Chemical Analysis from IPB University.