Genetic modification of plants has been used for a long time. I guess people have to have a monster under the bed and a conspiracy around every corner. This time it’s GMO.
Debunked Study No Problem for Anti-GMO Activists
http://www.consumerfreedom.com/2013/12/debunked-study-no-problem-for-anti-gmo-activists/
We have seen what happened when people with an agenda scared people into not vaccinating their children. This kind of hysteria causes real harm.
In the 50's plants were irradiated in order to induce beneficial mutations: how many vegans today are munching down on descendants of those plants?
I read once that a carrot has thousands of various organic compounds, almost none of which have ever been tested for long-term toxicity. This is true of almost everything we eat-- to assume they are all 100% safe is simple to believe (falsely) in some form of natural grace that has nothing to do with science.