Looks like moderation in everything still makes the most sense. This was warned because of health concerns that have caused other drugs to be recently pulled off of the market. The drug has caused elevated blood pressure in some people. This problem is probably not responsible for much humban obesity, but does show the leptin receptor is a key player in weight control. You can get an extra 10 grams of fiber from just eating an extra apple and banana or bowl of cereal.
Study also applies to women.
More to be studied. It also may not make people stronger when used in large doses. Study from American College of Sports Medicine Journal. They starve themselves or eat until they are stuffed, sometimes vomiting and sometimes not. Can lead to fertility problems, osteoporosis, and even death.