Some work, some don't. It depends on whether it is genuine or not.

Then there is a three-point poison, and it is not recommended to take medicine to lose weight;

Actually, it's ok to eat food like meal replacement powder or meal replacement sticks. These foods are all natural, and now they all advocate the homology of medicine and food.

Then you have to understand how fat comes from.

Obesity comes from diet. Because you eat too much, you will get fat. Eating it wrong will make you fat. So just eat less and eat better.

Some foods are rich in carbohydrates. If you drink too much beer, soda, coke, etc. You are sure to gain weight. Then some meat products are the same. Many animals are kept. These animals only grew up a year ago, and now they are done in 2-3 months. If you feed them, you will naturally eat those hormones, and obesity will naturally come. Avoid eating them.