Dr Vaidehi Ulaganathan is an Assistant Professor in nutrigenetic and clinical nutrition, attached to the Faculty of Applied Sciences, UCSI University located in Cheras, Kuala Lumpur. She has a Bachelor Degree in Biomedicine (Hons), Masters of Science in Nutritional Sciences (2012) and a Doctoral Degree in the field of Clinical Nutrition. She obtained a Postgraduate Diploma in Tertiary Teaching all well as certified for Good Clinical Practice (GCP). Her main research expertise emphasizing personalized diet, health eating and wellness mainly among cancer patients and other non-communicable chronic disease patients. As to prevent chronic diseases in adulthood, she initiated several studies; 
Nutrigenetic and personalized diet acceptance among Malaysian adults; Metabolomic and CVD risk; salt assessment methodology and literacy among Malaysian; promote healthy eating and lifestyle and healthy food choice at home and school canteen as well as among aborigine children. In line to these efforts, two schools that participated in her research received “Kafe Sihat” accreditation from Nutrition Division, Ministry of Health in 2018. 
She had emphasized her research and community engagements on physical wellness as one of the key strategies to promote healthy living among children, adolescents and young adults. She won Gold Medal for her research presentation in conjunction of National World Cancer Day celebration, Gold in PERINTIS, Global Early Career Award from UK, Most Innovative Teaching and Learning Awards, Junaidah Award in Medical & Health Science Symposium and several awards in research. She also received Corporate Social Responsibility (CSR) grant from Bank Rakyat for three consecutive years since 2019 targeting to improve nutrition and physical wellness among underprivileged children. To date, she had obtained several national research grants to conduct nutrition, health and wellness related research and published more than 60 publications including research articles, books and proceedings