Dioscorea batatas, commonly known as Chinese yam or cinnamon vine, is a tuberous root that has been used in traditional Chinese medicine for its various health benefits. It is known for its nutritional and medicinal properties, which can positively affect hair health. Here’s how Dioscorea batatas can benefit hair: Nutritional and Medicinal Properties of Dioscorea BatatasVitamins and Minerals Vit..