1. Nutritive value of the seeds of POTAMOGETON crispus: The starch content of POTAMOGETON crispus seeds is 4 1.55438+0%. The starch content of POTAMOGETON crispus seeds is about 40%. According to the preliminary analysis of Nanjing Pharmaceutical College, the fruit contains flavonoids. Quercetin and taxifolin.

2. Polygonum cuspidatum is the fruit of Polygonum cuspidatum of Polygonaceae. Commonly used aliases are Polygonum orientale, Polygonum hydropiper, Polygonum hydropiper, Polygonum hydropiper and Polygonum hydropiper. The taste is salty, slightly spicy and slightly cold.