Arizona Natural Resource Calcium Disodium Edta - 500 Mg - 100 CapsulesArizona natural edta chelation formula dietary supplement utilizes calcium disodium, a chelation agent with a history of decades of use. Arizona natural recommends adults take two to three capsules per day from this 100 capsule bottle for 10 days, taking each at least two hours away from food, other medications or supplements. Adults should also take a multivitamin and mineral supplement while taking edta oral chelation capsules. country of origin :