The agency also has issued warning letters, seized products, and criminally prosecuted people responsible for marketing these illegal diet products. In addition, FDA maintains an online list of tainted weight-loss products. To relax, he liked to go out and have a good time, eating and drinking. His problem began when he was 25 and just out of law school, working, he said, “ridiculous hours” for a large Chicago firm, eating without thinking. Within a year, his weight climbed from about 200 pounds to 220 on his 5-foot 10-inch frame.