Subjects should take the investigational product by themselves every morning for 8 weeks. On the days of 2nd, 4th, 6 and 8th week, blood collection for evaluation of pharmacokinetics, lipid profiles, metabolomics and urine collection for metabolomics will be conducted by visiting the clinical trials center. On the days of 2nd, 4th and 6th week, the study drug will be taken after blood and urine collection.