The soybean sprouts sold in the outside market are made of soybeans. Soak soybeans in water to swell and germinate. Soybean sprouts are made from soybeans, so they are named soybean sprouts. Soybean sprouts are rich in nutrients, including protein, fat, crude fiber, carotene, vitamins and calcium.

Brief introduction of soybean

Soybean is commonly known as soybean. Panicum miliaceum of dicotyledonous, leguminous and soybean, with a height of 30-90 cm. Stems stout, erect, densely covered with brown bristles. Leaves usually 3-foliolate; Stipules and yellow pilose; Petiole 2-20 cm long; Leaflets broadly ovate, papery; Racemes have fewer short flowers and more long flowers; The total pedicel usually has 5-8 sessile, closely arranged flowers.

Bracts lanceolate, strigose; Bracteoles lanceolate, appressed setae; Calyx is lanceolate, with purple, lavender or white flowers, pedicels at the base and petal-shaped wings. Pods are fat, slightly curved, drooping, yellow-green, and densely covered with long brown hair; 2-5 seeds, oval, nearly spherical, smooth seed coat, light green, yellow, brown and black. The flowering period is from June to July, and the fruiting period is from July to September.

Originated in China, it is cultivated all over China and widely cultivated all over the world. Soybean is one of the important food crops in China, which has been cultivated for 5000 years. It was called glutinous rice in ancient times. Mainly produced in the northeast of China, the seeds are rich in protein. Soybean is most commonly used for making various bean products, extracting soybean oil, brewing soy sauce and extracting protein.