We've been covering the serious health hazards associated with dietary supplements (for instance, here, here, and here). We've noted that although dietary supplements have drug-like effects and supplement makers market their products by trumpeting those effects, the products are not regulated like drugs by the FDA. In fact, unlike drugs, they are marketed without governmental pre-approval. With that in mind, read this USA Today investigative report by Alison Young about tainted dietary supplements and some of the people who run the industry.