Captimet: Rare Earth Metal DetoxAt the bottom of the periodic table we find the ultra heavy metals (F block elements) like Gadolinium, Uranium and Plutonium. If youve ever had an MRI with contrast agents, thats Gadolinium. 6 out of the 7 contrast agents use linear (weak) chelators not a macrocyclic (strong) chelator to bind to the Gadolinium. As a result, they can release Gadolinium into the tissues and can cause problems for years. Ultra heavy metals like Gadolinium need a special