For Indigenous people, food is also a medicine; they have rich traditional practices of using food in the management of various health problems. Arunachal Pradesh is a mountainous state with full of floral resources; aborigines of this state use numbers of food plants in their health practices. The folk food system in Arunachal Pradesh is composed mostly of semi-domesticated and wild collected vegetables. The present study was carried out to document the folk medicinal food plants used among the indigenous people of East Siang District of Arunachal Pradesh. The folk food plants are studied under nutraceutical point of view. Our work revealed a total of 36 plant species of folk medicinal food plants. The findings are given with scientific name, local name and uses as food and medicine in the paper.