TABLE 1.

Outcome and assessment points¹

		Assessment point
Variable	Measure	Set 1	Set 2	Set 3
Primary outcomes
Continuous glucose concentration
PMG	FreeStyle Libre Flash glucose monitoring system	●	●	●
AUC24		●	●	●
MAGE		●	●	●
Secondary outcomes
Lipid metabolism	Blood samples
Inflammation	Blood samples
Oral microbiota	Saliva	√	√	√
Gut microbiota profiling	Fecal samples	√	√	√
Fecal metabolites	Fecal samples	√	√	√
Metabolomics profiling	Blood samples
	Fecal samples	√	√	√
	Urine samples	√	√	√
Physiological characteristics
Weight	Kubei height scale	√	√	√
Blood pressure	YUWELL YE660D upper arm sphygmomanometer	√	√	√

¹AUC24, total area under the continuous glucose monitoring curve from 0:00 to 24:00; MAGE, mean amplitude of glycemic excursions; PMG, postprandial maximum glucose. ● = per day during intervention periods; √ = before and after intervention periods.