研究单位：[1]Huazhong University of Science and Technology[2]Tongji Hospital,Tongji Medical College,Huazhong University of Science and technology
研究目的：
Approximately 80 patients will be enrolled in the study from China and randomized in a 1:1 ratio to one of the 2 treatment arms:diabetes diet+highland barley diet; or diabetes diet.
Study treatment will continue for 12 weeks. The primary efficacy measure is the change in MAGE from continuous glucose monitoring system at 12 weeks. The study consists of 3 periods: a 1-week screening (period A), a 8-day run-in period (period B) and a 12-week treatment period (period C). Continuous glucose monitoring system will be used in baseline and endpoint.
