Raw potato juice has the functions of supplementing nutrition, relaxing bowels, lowering blood pressure and preventing cancer. Raw potato juice is rich in protein, and amino acids can supplement the nutrients needed by the body. Containing cellulose, it can strengthen the spleen and stomach, regulate the middle warmer and replenish qi, promote gastrointestinal peristalsis and improve constipation. Raw potato juice contains potassium, which can promote the elimination of sodium, adjust the acid-base balance, and has a certain antihypertensive effect. Raw potato juice can also inhibit the growth of cancer cells, such as liver cancer and kidney cancer. Although drinking raw potato juice has many benefits, it should be moderate to avoid abdominal distension, vomiting, loose stool and other discomfort.