Also more than a few people with a heavy metal problem are sensitive to taking high sulfur foods and supplements.
This seems counterintuitive since they have low glutathione, a sulfur based antioxidant in the liver, etc. However HMs mess up production of it causing bottlenecks in the related biochemical pathways.
It seems that many doctors don't have a deep understanding of the underlying biochemistry. This is not a big-$ Big Pharma medication that they are taught thoroughly in Pharma-dominated med school.