Drinking lots of water and taking diluted food-grade hydrogen peroxide will definitely detox heavy metals. Eating raw fruit, particularly pectin fruit, also works. Good quality raw fats will probably also help. If you are drinking lots of water and/or eating a lot of fruit to detox mercury, it's a good idea to remineralize with bone meal, dolomite, and/or healing clays that contain calcium, magnesium, and trace minerals.