Type 2 diabetes or diabetes mellitus is the most common type of diabetes in which it's prevalence has been increasing globally, especially in Indonesia. Diabetes mellitus is a multifactorial disease, triggered by both genetic and environmental factors (such as sedentary lifestyle, obesity, and unhealthy diet) that are responsible for dysregulation of glucose metabolism in type 2 diabetes. Complications of diabetes have led to the decreasing quality of life in people with DM. The objective of this study was to observe livelihood factor (including lifestyle and diet factors) as factors contributing to type 2 diabetes risk in persons with DM. The method of this study was descriptive design with qualitative approach. The data were gathered by conducting in-depth interview with five DM sufferers that had five different jobs. The result of the interview showed that DM sufferers with various type of jobs had different patterns in lifestyle and diet leading to hyperglycemia and increased insulin resistance. As a result, those pathophysiological features developed into type 2 diabetes in DM sufferers. This study has major implication for the prevention of type 2 diabetes. It is recommended that health care providers should improve the patients and their family understanding about type 2 diabetes and improve the management of healthy lifestyle and diet pattern.