Hello, generally those who use traditional Chinese medicine to soak in water for beauty and weight loss generally have no side effects, and there is generally no rebound. It is recommended to use cassia seeds, lotus leaves, raw hawthorn slices, roses, and astragalus soaked in water for drinking. It can beautify the skin, regulate qi and blood, and assist in weight loss. The daily diet should be mainly light. Do not eat spicy and irritating foods, and do not eat high-protein, high-protein foods. Fat, overeating, eat less at night, drink more water, exercise moderately, eat less meat, supplement vitamins, and exercise more.