First of all, Japanese chitin can effectively prevent and fight cancer, because research shows that using chitin can effectively prevent the spread and metastasis of cancer cells, improve our body's immunity and ability to fight cancer cells, and reduce the side effects caused by treatment. In addition, Japanese chitin can effectively reduce the accumulation of cholesterol in our body and reduce the absorption of cholesterol by small intestine, so it can also play a good role in preventing cardiovascular and cerebrovascular diseases. Japanese chitin can also lower blood pressure, because the existence of two trees can reduce the body's absorption of some bad ingredients, so it reduces the occurrence of hypertension. Japanese chitin can also help us lose weight, because chitin can reduce our body's absorption of fat and help it excrete fat. What is the efficacy and function of Japanese chitin? The above is an introduction to this problem. Thus, chitin can not only prevent and treat some diseases, but also help us lose weight.