Brown rice is the yellow rice with flowing outer layer after the outermost layer of the rice is removed. Brown rice takes off the epidermis and germ and is processed through multiple processes to form the current polished rice. Brown rice mainly contains The outer layer of the skin contains embryos and other substances. It is rich in nutrients, but it is not resistant to storage. I have done relevant experiments before. The shelf life of brown rice will not exceed 15 days. If it exceeds 15 days, hairpins will form due to rancidity of the oil, and the taste will decrease sharply. , currently sold in supermarkets, but please pay attention to the shelf life and the freshness of the rice