Inclusion criteria
diabetic

Participants with 20–75 years of age and non-lactating women of no childbearing potential, excluding illiterate person.Participants with 100–140 mg/dL of FBG, who do not take diabetic drugs. Participants Participant with less than 7.0% of HbA1c.Participants with less than 110 mg/dL of FBG even if the HbA1c is 6.5%-7.0%.Participants who voluntarily decided to participate in the clinical trial after fully understanding the detailed explanation of the trial and agreed in writing to abide by these precautions.