 A sufficient number of Asian subjects expected to be approximately 90 with type 2 diabetes who have a BMI 18 between 25-40 kgm2 and meet all the inclusion criteria and none of the exclusion criteria will be entered into the study to randomize approximately 60 subjects. The eligible obese subjects with type 2 diabetes will be entered into a 2-week lead-in period with EDP after individual dietlifestyle consultation to implement nutrition therapy into their existing diabetes management. The diet recommendations of the EDP at the lead-in period will be based on the nutrition recommendations from the ADA including carbohydrate and monounsaturated fat together provided 60-70 of energy intake, reduced intakes of saturated fat 10 of total calories and cholesterol 300 mgday and protein intake around 15-20 of total daily energy. 