No. There are no side effects. Xiuzhi inside added white kidney bean extract, *** round glyceryl linoleate microcapsule powder, in which the white kidney bean extract can be transformed into an oil-absorbing sponge, able to suck away the body's excess fat toxins, at the same time, *** round glyceryl linoleate can accelerate fat metabolism, able to block the carbohydrate fat intake in the food. Xiuzhi inside the white kidney bean extract can form a protective barrier in the human stomach, adsorption of fats and oils, to help slimming and weight loss.