Iron rodYamis a premium variety of mountain yam, with extremely high nutritional content, being the "emperor" among mountain yams.Iron rod yam can tonify and strengthen the body, delay aging.Prevent arteriosclerosis and coronary heart disease, benefit the brain, replenish essence and lower blood sugar.Bloodsugar, treating diabetes and other conditions.Iron rod yam is edible and medicinal with high value.Yams are best enjoyed by steaming.Steamingmaintains its original flavor best.