1. Relieve summer heat and reduce fire: Eating raw cold potato can reduce fire and relieve summer heat, and it happens to be listed in summer, which is a good product to quench thirst and relieve summer heat. 2, lowering blood pressure and lowering blood fat: the mucin substance contained in sweet potato can reduce the viscosity in the body and make the blood circulation smooth. 3, hangover: Sweet potato can effectively alleviate the symptoms such as blushing, headache, brain swelling and stomach discomfort caused by alcohol, relieve the toxicity of alcohol, and promote intestinal digestion at the same time, so that the alcohol concentration is diluted and decomposed and quickly excreted, thus achieving the hangover effect.

The scientific name of cold potato is bean potato, which is a leguminous herb vine. Generally speaking, underground tubers can be eaten raw or cooked. The seeds are highly toxic and inedible, but they can be used as insecticides to control aphids. Originated in tropical America, it is now widely distributed in tropical areas of the old hemisphere and widely cultivated in southwestern provinces of China.