One of the reasons is that people with a little scientific literacy can't really reverse it.

The second reason is that there is no evidence at all, and any scientific theory can prove that genetically modified foods are harmful.

Therefore, scientific papers that are not on the table can prove that genetically modified foods are harmful. Of course, there are also many articles that are not on the table that will say that evidence food is harmful, such as bad articles in friends circle and WeChat.