Hawthorn tastes sour, which can stimulate the secretion of gastric juice and play the role of strengthening the spleen and promoting digestion. Soaking hawthorn in water can accelerate gastrointestinal peristalsis and promote fat metabolism in the body, which is good for losing weight. Lemon contains a certain amount of citric acid. Soaking lemon in water can promote body heat consumption and help to lose weight. In addition, you can also use cassia seed to soak in water to lose weight. Cassia seed has the function of moistening intestines and relaxing bowels, which can accelerate the excretion of metabolites in the body and is also conducive to weight loss and slimming. Drinking tea instead of tea generally consumes less, so the effect is slow, and it takes a long time to insist on drinking.