White kidney bean contains a component called kidney bean protein, which helps to reduce blood sugar fluctuation, thus reducing fat accumulation, while black coffee can stimulate metabolism and reduce fat absorption. Combining these two ingredients is more conducive to weight loss, so drink 2 bags of white kidney bean black coffee every day.

Caffeine in white kidney bean black coffee can stimulate the central nervous system to refresh the mind, which is helpful to improve the secretion of digestive juice, increase appetite, and then improve the digestion efficiency of food.