Chinese yam, also known as Dioscorea, is available in different sizes, with fewer pieces commanding higher prices. The best quality yams, known as "Huai Shan Yao," come from Henan province. They have a firm texture, do not become mushy when cooked, and are refreshing to eat. Dried Huai Shan yam is beneficial for strengthening the spleen, replenishing Qi, and stopping diarrhea. To prepare, soak the yam in warm water for 3 hours and then cook it. It is a daily health tonic for nourishing the spleen and stomach. Our product has passed safety tests for heavy metals and pesticides. Simply steep in warm water for daily consumption.