Bug tea has high nutritional value, which not only contains crude protein, crude fat, sugar, tannins and vitamins and other nutrients, but also contains a variety of trace elements, such as iron, zinc and so on, these two elements are indispensable to the cellular metabolism, can be properly supplemented with nutrients needed by the human body, but the bug tea does not have the efficacy of treatment of disease. Bug tea is mainly produced in guangxi, hunan, guizhou and other regions, is called “rice onyx borer” by a kind of larvae, after eating tea leaves left behind the dried feces made, taste fragrant, similar to tea. This drink has a high nutritional value and contains a variety of amino acids, including eight essential amino acids, such as tryptophan and valine. At the same time, bug tea contains a certain amount of crude protein, crude fat, sugars, tannins and vitamins and other nutrients, which can provide nutrients for the normal physiological activities of the body. In addition, bug tea also contains a variety of trace elements, especially iron and zinc content is relatively high, appropriate consumption is conducive to maintaining the normal metabolism of the body. However, excessive drinking of bug tea may lead to abnormal excitation of the nervous system, affecting the quality of sleep, so it is recommended to avoid drinking before bedtime, but also pay attention to the right amount.