Dragon fruit is a powerhouse of nutrition, equipped with many health benefiting properties. It is known as pitaya in Hindi. Explore its benefits. A pitaya /pᵻˈtaɪ.ə/ or pitahaya /ˌpɪtəˈhaɪ.ə/ is the fruit of several cactus species indigenous to the Americas. Pitaya usually refers to fruit of the genus Stenocereus, while pitahaya or dragon fruit refers to fruit Hylocereus undatus · List of edible cacti · Sugar-apple · Hylocereus. It may sound mythical, but dragon fruit is a real thing. Not only that, but dragon fruit benefits immunity, skin health and the heart. And that's not all.