Inclusion Criteria: Participants must meet ALL the following criteria:  Type 2 Diabetes (T2D) patients with HbA1c lower than or equal to 7.5% BMI range: 18-40 kg/m2 Diagnosed with T2D or currently treating T2D (prescribed by physicians) with one or more of the following drugs: Metformin, Sulfonyl urea, dipeptidyl peptidase-4 inhibitors, or a-glucosidase inhibitors Be able to stop using T2D drugs in 4 weeks, while maintaining diets and exercising routine. Willing to take part in the study.  Exclusion Criteria: Participants that have ONE of the following:  Diagnosed with Type 1 Diabetes. History of complications due to Diabetes Mellitus. History of cardiovascular diseases: hypertension, heart failure, Unstable agina, stroke or transient ischemic attack, myocardial infarction, arrhythmias, coronary artery interventions. History of drugs, alcohol addiction. Uncontrolled high blood pressure Pre-study screening blood test with abnormal results in total blood compositions, urea, AST, ALT, creatinine, albumin, total bilirubin, total urine analysis. Test positive for HIV or HbsAg Abnormal ECG results that are clinically significant. History of hypersensitivity to any of the ingredients in the testing product. Female participants that are pregnant or having pregnancy intention