There are two kinds of toxic substances in sword beans. One is saponin in the skin of bean pod, which can destroy human cells and cause hemolysis, but it is easy to be destroyed after cooking and heating. One is phytohemagglutinin, which exists in soybean grains and is very toxic and difficult to be destroyed. Is the main cause of poisoning.

2 How long does it take to cook the sword beans? It takes a little longer than ordinary dishes, or it can be cooked in advance, and it tastes good.

Canadian clam shell is a kind of leguminous food with high nutritional value and strong efficacy. Concanavalin is rich in protein and starch, as well as trace nutrients such as cellulose, soluble sugar, plant-like substances, concanavalin A, so concanavalin can not only benefit the intestine and nourish the stomach, but also effectively stop vomiting and diarrhea.

3 The nutritional value of concanavalin is 1. Concanavalin can effectively prevent and treat cancer. Sword bean contains urease, hemagglutinin and sword bean. The tender pods contain Gibberella concanavalis I and II, which have the functions of treating hepatic coma and resisting cancer. Conch also has a good effect on human sedation, which can enhance the inhibition process of cerebral cortex, make the mind clear and energetic.

2. Concanavalin has anti-tumor effect. Sword bean and sword bean contained in sword bean can stimulate lymphocytes to transform into lymphocytes, which has anti-tumor effect. Hemagglutinin is more toxic to denatured cells treated with viruses or chemical carcinogens than normal cells, and can also restore some tumor cells to the growth state of normal cells.

3, sword beans can enhance disease resistance. The components contained in canavalia canadensis have the functions of maintaining the normal metabolism of human body, promoting the activities of various enzymes in human body, thereby enhancing antibody immunity and improving human body's disease resistance.

4. sword bean is rich in vitamins, inorganic salts, protein, starch, ash, cellulose, soluble sugar, sword bean, sword bean and other nutrients. Has the functions of nourishing five internal organs, resisting cancer and supplementing energy.