When you think of someone taking often caffeine-fueled diet pills, images of hyperactivity, restlessness and perhaps even insomnia may come to mind. But in some cases the opposite appears to be true.

A plethora of weight loss pills can be found at your local drug store, grocery store and health food outlets. The safety of these dietary supplements is unknown and may be limited because they aren’t thoroughly evaluated as are prescription drugs or over-the-counter medications.

How Diet Pills Work

A variety of ingredients can be found in weight-loss pills. As a general rule, appetite suppressants affect appetite control centers in the brain, causing you to eat less.

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