An analysis of more than a hundred clinical trials of anti-obesity medications lasting up to 47 weeks found that drug-induced weight loss never exceeded more than nine pounds. Considering the cost and side effects, that’s a lot of money and risk for just a few pounds.
Since you’re not treating the underlying cause—a fattening diet—when you stop taking these drugs, the weight tends to come right back. So, you’d have to take them every day for the rest of your life. But, people do stop taking them. In fact, weight-loss meds are so disagreeable that 98 percent stopped taking them within the first year.
Learn more about the efficacy of weight-loss pills in this video:
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