Study aim: Determination of the effect of dill powder on gastrointestinal symptoms, glycemic control, lipid profile, serum levels of oxidant and Inflammatory markers in type 2 diabetic patients Design: This is a randomized Double-blinded clinical trial with two parallel groups in Phase 3. In this study 48 patients with type 2 diabetes referring to specialized clinic of Golestan Hospital and Then, patients were randomly divided into two control and intervention groups. Settings and conduct: This study will be conducted at the specialized clinic of Golestan Hospital in ahvaz.In this study patients would be randomly allocated to the supplement or placebo groups using random number tables. neither the patients nor administrator of the treatment know which capsules are being received. All patients will provide 10 ml fasting venous blood samples at the beginning and at the end of the study.At the beginning and the end of the study gastrointestinal symptoms, fasting glucose, insulin, serum fructosamine, lipid profile, and serum levels of total antioxidant capacity, malondialdehyde and hs- CRP will be detected in all patients. Participants/Inclusion and exclusion criteria: Inclusion criteria:Patients with type 2 diabetic Body mass index between 25-35 Age between 30-60 years;Exclusion criteria: Having other endocrine disorders, cardiovascular diseases and kidney diseases ,consumption vitamin , herbal, mineral or, antioxidants supplements in the last three months Intervention groups: women with type 2 diabetes who receive 3 capsules of one gram of dill powder daily for 8 weeks Main outcome variables: gastrointestinal symptoms, fasting glucose, insulin, serum fructosamine, lipid profile, and serum levels of total antioxidant capacity, malondialdehyde and hs- CRP