The main raw materials of Besunyen slimming tea: green tea, honeysuckle, cassia seed, lotus leaf, Gynostemma pentaphyllum, hawthorn, senna leaf and honey. Among them, cassia seed and senna leaf are laxatives, which are easy to damage vital qi, and people with qi deficiency can't eat them often. In addition, cassia seed mainly contains chrysophanol, emodin and other compounds, which will cause intestinal lesions if taken for a long time. Besunyen slimming tea is harmful to the kidneys, which contains diuretics. Excessive diuresis will cause kidney yin deficiency, which will lead to hair loss. It will also cause kidney qi deficiency, leading to swollen feet, swollen eyelids and spleen damage. It is best not to eat Besunyen slimming tea, which is not good for your health.