Professor, Head of Nutrition Department, Faculty of Medicine, Universitas Sumatera Utara, North Sumatra, Indonesia

Dina Keumala Sari, M. Gizi, SpGK(K), is a Professor of Nutrition at the Faculty of Medicine, Universitas Sumatera Utara. She specializes in clinical nutrition, food innovation, and local wisdom-based nutrition. Her research focuses on sustainable health and nutrition practices; she has published her research in academic journals and authored a book on nutrition science.