... only contain common the sweet potato nutrients but also rich of selenium elements and the anthocyanins. Purple potato rich nutrition special ... function, it contains more than 20% of protein, including 18 kinds of amino acids, susceptible to digest and absorb the human body, ... sauce, stir and mix,fried,stew,cook, and instant-boil .How to use(Slimming Noodles): immerse in the hot water 30 minutes before ...