yes, that’s why I asked what others think about it, I also know that commercial seeds are covered with something and some cleaning procedure needs to be carried out, but this is the first time I hear that they are nauseating
I haven 't studied this topic that deeply, so I don 't know that much yet. 
I also know that there are pure seeds somewhere, but I do not know exactly where to get them
as an atonement, I offer you a table of herbs in which you can find herbs for your needs, that’s what I found on the forum
acacia, anise , clover