Main nutrient composition of yam: 1 bowl of about 136g yam contains 157.75kcal; vitamin C: 10.40mg; vitamin B6 (pyridoxine): 0.31mg, potassium: 9.11mg; manganese: 0.50mg; fiber: 5.30g. According to Oriental medicine, yams are sweet, average, and non-toxic. They have the effect of tonic spleen, waste, wax essence, emphysema, relieve pain. Our product is certified for the highest international food- safety qualifications.  Available for retail, wholesale, food service and manufacturing.