Green tea powder is a kind of tea, Chinese nutritional science believes that tea has a certain cleansing head and eyes, remove the annoyance and other efficacy, can be used to assist in relieving headache and dizziness, heartburn and thirst and other symptoms. Green tea is the young leaves or shoots of the Camellia sinensis plant, green tea powder is a powder made by grinding green tea. According to the nutritional science of traditional Chinese medicine, green tea has the effect of clearing the head and eyes, clearing the heart and removing vexation, resolving phlegm and eliminating food, etc. It is useful for treating symptoms such as headache, dizziness, vexation and thirst, and phlegm stagnation (food that is indigested and stagnates in the stomach). Tea is bitter, sweet and cool in nature, containing vitamins, proteins, amino acids, lipids, sugars and minerals and other nutrients, as well as tea polyphenols and other substances. Compared to medicines, tea as a food is weak, slow to take effect, and is generally not used to treat diseases.