Premier, you should know that enzyme is not medicine, it belongs to enzyme, and enzyme is a kind of protein. Of course, you can drink it if you have a bad stomach. People with gastric ulcers can be treated with enzymes, not to mention that your stomach is slightly bad. Slimming is also very good, mainly by improving physical fitness, such as you are obese because of endocrine disorders and so on. Enzyme fasting can quickly detoxify, but you have a bad stomach, so fasting is not recommended. Can be conditioned with complex enzymes. This can be bought in Taobao: ★ Jiuqufang house. Wish you lose weight as soon as possible. . I hope my answer can help you.