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Dyna Powder 1Kg bag Food grade (Diatom Earth) is for internal and external use for your pets.
We have many customers that are using the Food Grade Dyna Powder (Daitom Earth) for internal Parasites putting 1 to 2 or more, depending on the size of pet, tea spoons into their pets food.
Is also used to rub into the pets coat to help with mites as well.