Diatomaceous Earth in Supplements Diatomaceous Earth Equine
It kills them by dehydrating them as it has an affinity for moisture. It removes parasites from a mammal (when eaten wet) by trapping the Is diatomaceous earth an effective dewormer? Treatment for EPM in horses. After training and working with horses I can give you many Ask the Vet - Alternative methods of deworming a horse Unfortunately, diatomaceous earth is not in this category, and we discourage horse owners from relying on it for parasite control. Martin K. Nielsen, DVM, PhD, ...