I don't know how you came to that conclusion, but you are certainly entitled to your opinion.According to the link that @U_Stormcrow posted, it's used as an anti-caking agent in feed. As well, its found in many products intended for humans.
http://npic.orst.edu/factsheets/degen.html
Furthermore, there are studies noting the benefits of DE, but I've come to the conclusion that you're most likely not interested in scientific studies @BigBlueHen53.
