It is in Lanzhou. Seed melon is a kind of watermelon with low sugar content. Its sugar content is extremely low, only 1.5-3 degrees. It has a unique flavor, rich nutrition and is light and refreshing. Fruit juice: It is rich in fruit acid, thiamine (vitamin B 1), riboflavin (vitamin B2), nicotinic acid (calcium pantothenate), vitamin C, carotene, citrulline, cellulose, 8 essential amino acids and various macro and trace elements such as calcium, magnesium, iron, potassium, lithium, zinc, copper, bromine, iodine and selenium. Its medicinal effect is remarkable. For example, it is recorded in "Herbal Medicine for Saving Famine" that "seed melon is sweet, which has the effects of relieving summer heat, relieving cough, promoting fluid production and diuresis, quenching thirst, moistening lung, warming stomach and promoting digestion, and can treat abdominal distension, so it is an important medicine for gastrointestinal administration"; "Food Contract" records: "Seed melon juice can quench thirst, treat anxiety and detoxify urine." Long-term practice has proved that melon seeds not only have the above functions, but also have the functions of clearing fire, relieving alcoholism, protecting liver and physical therapy and health care for chronic stomach cold, dysentery, hypertension, diabetes, silicosis and pneumoconiosis. It has special effects on beauty and health care, and its characteristics of low sugar, low fat and low calorie are rare drinking health products for slimming people and diabetic patients. It is a unique and pollution-free green health drink, but seed melon is a specialty of Lanzhou, so it is not easy to buy. It is suggested that you can go to the supermarket to buy seed melon dew drinks.