Bacteria in yogurt called Lactobacillus rhamnosus GR-1 can reduce the uptake of mercury by up to 36% and arsenic by up to 78% in humans.

FTA:

Yogurt containing probiotic bacteria successfully protected children and pregnant women against heavy metal exposure in a recent study. Canadian and Tanzanian researchers created and distributed a special yogurt containing Lactobacillus rhamnosus bacteria and observed the outcomes against a control group.