Don't listen to those unreliable things, they are all false, advertisements are deceptive, and you will be arrested if you believe them. It is suggested to focus on adjusting a balanced diet, strengthening exercise, relaxing body and mind and ensuring sleep. The principle is that consumption is greater than intake. Eat well for breakfast, and eat little or nothing for dinner. It is most important to lose weight safely, not to mention taking medicine indiscriminately, which will confuse endocrine.