Every100g contains 0.6g of protein and 0.1g of fat. Carbohydrate 5.7 g, crude fiber1.1g, ash 0.6 g, calcium 10 mg, phosphorus 32 mg, iron 0.5 mg, carotene 0.57 mg, riboflavin 0.04 mg, niacin 0.7 mg and ascorbic acid 5 mg. In addition, it also contains citrulline, arginine, asparagine, trigonelline, adenophorin, glucose, mannitol, pentosan, pectin and so on.