I'm not sure just how much help this will be, but I keep seeing this stated, "Furthermore, MCP is proven through multiple clinical studies to remove lead, mercury, arsenic, and cadmium from the body without reducing essential minerals."
Here's one link that I came across for this information:
www.news-medical.net/news/20120314/Modified-Citrus-Pectin-binds-and-blocks-harmful-effects-of-Galectin-3.aspx