I think part of my original issue has to do with the consistency of the stuff I bought.... really fine and dusty. I thought mixing it with dirt would be okay, but it seems maybe but so much.
Awesome! Thank you, that kind of backs up what I had been thinking. Granted, there's always a hundred different ways I could have done something wrong - too much, too little, too this or that - It seems like the stuff really isn't good for much other than what you'd mentioned.
My own experience inclines me to agree with you. I have fed it to them, and noticed no effects. I found permethrin spray to be much more effective for bugs, and haven't had a worm problem yet. I think I'll steer clear of it going forward.
So I posted on here recently about a Blue Andalusian hen I have that has having some minor behavioral issues. I did mis-diagnose a molt, thinking she had already molted - turns out she was just getting started. That aside, she started having respiratory issues - constant wheezing...