FDA has determined that additional studies need to be done to resolve this safety concern. Previously, an advisory review panel of outside experts in 1982 advised FDA that PPA was an effective appetite suppressant. But questions remain about PPA use by teenagers and those with eating disorders. Hattner describes a good diet as one that has balance, variety and moderation in food choices. If you do need to lose weight, stepping up your activity level will cause you to burn calories more quickly and make weight loss easier.
Exercise increases lean body weight.
Fad or starvation diets and diet pills offer temporary solutions, at best. At worst, they may jeopardize your health. To lose weight and keep it off, your best bet is to reduce fat intake and to exercise.