sweet potato
Sweet potato was originally called sweet potato, also known as red taro, sweet potato, sweet potato and sweet potato. Sweet potato is rich in protein, starch, pectin, cellulose, amino acids, vitamins and various minerals, and has the reputation of "longevity food". It has anticancer, heart protection, emphysema prevention, diabetes, weight loss and other effects. Chinese medicine regards sweet potato as a good medicine.
Sweet potatoes are classified into yellow sweet potatoes, red sweet potatoes, purple sweet potatoes, etc. Different kinds of sweet potatoes have different flavors, such as the following legend: