Drinking prune juice in moderation is usually not harmful to the body, but eating too much may cause gastrointestinal discomfort, and normal consumption can give the body additional carbohydrates and other nutrients. Prune juice is generally made of prunes, water, sugar and other raw materials made of drinks, containing vitamins, minerals, glucose, fructose and a variety of trace elements. Each 100 grams of prune juice contains 71 calories, of which 17.45 grams of carbohydrates, 0.61 grams of protein, 0.03 grams of fat, vitamin C4.1 milligrams, calcium 12 milligrams. Which more water, can be used as a source of supplemental water, moderate consumption of the body is generally harmless, but eat more may appear bloating, diarrhea and other gastrointestinal discomfort. Prune juice generally has no contraindications for consumption, except for people who are allergic to prunes. In addition, because of the high sugar content in prune juice, diabetics or people with high blood sugar are cautious to drink. Consumption should be careful not to consume prune prune juice that appears to be obviously spoiled, to avoid affecting your health.