Soybean isoflavone has insulinotropic effect, apart from its potent antioxidant effect. Fermentation process of soybean in the making of tempeh increases isoflavone bioavailability by changing the type of isoflavone into aglikan, and also by decreasing antinutrition and fitat acid level. The objective of this study was to compare serum triglyceride level from diabetic rat after administration o…