Everyone's food has carcinogens.

Renrencai has high nutritional value and can prevent cancer. But if the pesticide residue on the surface is not cleaned up, eating too much will cause cancer. Nowadays, pesticides are fat-soluble, which can't be washed off with clean water, and using salt water will also make pesticides reflux. Do you usually feel foggy on the surface no matter how you wash it? So the best choice is to wash with oxygen star. It is a national patented product and a cooperative enterprise of traditional Chinese medicine. I use it to wash vegetables and fruits every time. You can get to know Xiong Lindan.