Mr. Pakkapong Phucharoenrak is a researcher at the Food Toxicology Unit, Institute of Nutrition, Mahidol University, Thailand. He holds a Bachelor of Science degree in Home Economics (Dietetic and Nutrition Therapy) from Srinakharinwirot University and a Master of Science in Toxicology and Nutrition for Food Safety from Mahidol University. He is a registered dietitian, certified by the Thai Dietetic Association and the Ministry of Public Health, Thailand. His research interests encompass the study and development of functional foods and ingredients, including extraction methods and in vitro experimental research to assess health benefits. Additionally, he focuses on the analysis of the chemical composition of foods, plants, and their extracts using chromatography techniques to evaluate their health potential, quality, and safety.