ABSTRACT
Type 2 diabetes (T2D) is a metabolic disorder that occurs due to various etiologies including lifestyle. One of the significant contributors in causing Type-2 diabetes is diet. For high-risk individuals, diet is way more significant in causing Type-2 diabetes. This present study discussed several published papers comprising of various food categories and their effects on type-2 diabetes or its role in causing the disorder. The study revealed the advantages of functional foods and their role in the prevention of T2D. The study has elaborated the outcome of T2D due to consumption of fats, carbohydrates, protein, dietary fibres, red meat, fried food, common beverages like carbonated drinks, and a few other foods. The authors also reviewed T2D from the aspect of religion, region, specific lifestyles, smoking and drinking habit and body weight. Overall, the study has successfully drawn a map of the spectrum of dietary role in T2D including its prevention, increasing the risk of T2D, its causation and affecting the outcome of the disorder.