Whenever I go to the dentist, it seems like the Dr. Oz show is on their TV in the waiting room. It is an absolutely nauseating show where the host uses his impressive medical credentials to plug various products with wildly exaggerated claims. And yet apparently people take him seriously, making the dietary supplement industry highly profitable.
This enables them to pump money to key congresspeople in both parties to thwart the FDA from vigorously investigating their claims, even though there is evidence that they do not work and may even cause actual harm. The Pearls Before Swine cartoon I linked to earlier today is a perfect example of how the system works.
On his show Last Week Tonight Jon Oliver does an expose of the industry.