Dr. Bee Ling Tan is a researcher in the Department of Nutrition, Faculty of Medicine and Health Sciences at the Universiti Putra Malaysia in Serdang, Selangor, Malaysia. Dr. Mohd Esa Norhaizan is an Associate Professor in the Department of Nutrition, Faculty of Medicine and Health Sciences at the Universiti Putra Malaysia in Serdang, Selangor, Malaysia.