1、 Selection method

1. Color: the color of mung bean sprouts can be said to be very white, but if it is not high-quality bean sprouts, its color is gray white and has no luster

2. Bud and root: the roots of good bean sprouts are very intact, and there will be no rotten roots. Some bean sprouts will be soaked with chemical fertilizer. Such bean sprouts may have no roots or burn roots

3. Taste: fresh and high-quality mung bean sprouts have a fresh bean flavor, while those with chemicals smell very pungent

4. Moisture: its bud can be broken when selecting. If there is water flowing out, it is likely to be soaked with chemical fertilizer or added with chemicals. If there is no water flowing out, it means it is cultivated normally

2、 Is it poisonous to be bitter and red

Mung bean sprouts, whether bitter or red in color, are not available. It's just because there is no shading. They can still be eaten. During the storage period, do not be exposed to the sun, and there will be no bitter and red phenomenon. However, if it has gone bad or rotted, it is recommended that you do not eat it