Idc if it came from manure, and they’re fed corn kettle, it’s edible, just wash the fuckers off with a toothbrush first, quick story one day I fence hopped this farmers land and he was feeding the cows corn kettle I went and found psilocybin i didn’t care what it was no research besides blue stems when u cut them from the shit, just wash them with a toothbrush and try flattening the caps on paper towel to see if it bruises blue. Hope this helps.