It is impossible to lose weight by soaking dried lotus leaves, cassia seeds and hawthorn in water together. Its function should be to strengthen the spleen and nourish the stomach, refresh the brain and improve eyesight, and reduce blood pressure and lipid, but it is impossible to lose weight.
Guiding opinions:
You shouldn't drink too much water, once 10 to15g. It will only be effective if you insist on taking it, at least for one year.