I think it very important that you add a disclaimer or at least bring attention to at the beginning of this article about the problem with using ALA if ever have mercury fillings etc...Very Important!!
Can chelate a lot of different metals. Some good ones too. Best to use a low dose, not high. "Metals known to form complexes directly with ALA and DHLA include manganese, zinc, cadmium, lead, cobalt, nickel, iron, copper, cadmium, arsenic, and mercury"