Abstract: Nutritional status or nutritional health status refers to the state of health of an individual as it is affected by the intake and utilization of nutrients. The main purpose of this nutritional assessment was to find out the facts about nutrition and health status of Nyishi adults of Papumpare district of Arunachal Pradesh, India. The various parameters that were selected to assess nutritional health were socio-economic status, dietary habit and anthropometric parameters which were implemented with the help of food and health frequency questionnaire and other anthropometric tools. The study also showed that education, occupation as well as family pattern directly affects the food budgeting of the people that ultimately shades impact on health. The anthropometric measurement was done among 100 adults of both sex of the rural and urban area and BMI were calculated. Results showed prevalence of 14% chronic energy deficiency in rural adults whereas it was only 4% in urban. Likewise, 60% people were found to be as normal in rural against 52% in the urban. On the other hand, 14% rural adult found to be normal (optimal) and 26% adult found to be in prehypertension (normal) against 8% urban adult found to be normal (optimal) and 24% adult found to be in prehypertension (normal) condition. So, it may be concluded that the results of the epidemiological study with basic comparison of socio-economic, dietary and anthropometric parameters of the adult of same tribe of different conditions with a hope to have further exploration of this topic using other parameters and different age group.