ABSTRACT. The research aimed to study the emulsion properties of the fortified synbiotic yoghurt fortification red dragon fruit peel extract (Hylocereus polyrhizus) and stevia as sweeteners. The research material is probiotic yoghurt. synbiotic fortified with red dragon fruit skin extract (Hylocereus polyrhizus) 20% made from 10% skim milk and yoghurt starter containing Lactobacillus ... https://www.rawafricaonline.com/