This presentation provides flash cards in an animated form on six forms of magnesium (Mg) supplements, namely Mg-l-threonate, Mg citrate, Mg glycinate, Mg malate, Mg oxide and Mg sulfate, with the conclusions of b1parkinsons.org on each of them. The information is taken from a detailed review on Mg presented in the document "Thiamine and magnesium" prepared by b1parkinsons.org and available in the website area reserved for medical professionals. Together with thiamine (B1) and B-complex, magnesium represents one of the three key elements of the B1 therapy in Parkinson's.