Jim Humble did state that someone thought that he had been poisoned, but when he checked into the hospital he was diagnosed with respiratory problems and given a round of Antibiotics . The Antibiotics worked and he recovered.
The charity that was interested in funding the distribution of Miracle-Mineral-Supplement was looking for a few documented cases where malaria had been cured. The government didn't approve of Jim Humbles methods of "documentation."
As far as I know there have been no independently documented cases of Miracle-Mineral-Supplement curing malaria.
MMS2 is what is used to chlorinate water. I choose to remove chlorine from my drinking water and keep it out of my body because of the dangerous disinfection by products that are formed when chlorine contacts pathogens.