Lotus leaf water and winter melon skin water have no clear weight loss effect. To lose weight, it is recommended to eat a balanced and nutritious diet, regularly eat three meals, try not to eat snacks and sit for a long time, strengthen physical exercise, and engage in sports activities at least 3-5 times a week, such as ball games, swimming, cycling and running. And ensure adequate sleep, quit smoking and drinking, which is conducive to losing weight, improving physical resistance and maintaining good health. I hope my answer is helpful to you.