Most diets and weight loss pills fail in one, two, or all three essential success criteria. Some diets cause weight loss through dehydration or through other dangerous means. Some diets are unhealthy because they are not nutritionally sound. Rapid weight loss is followed by weight plateau because the body rebels. The body rebels because it doesn't get what it needs.
Many diet pills cause weight loss through the use of stimulants.
This is unhealthy and leads to failure. The very best plans usually pass on points one and two but fail on the third. The reason for this is that they either take a lot of will power, time and planning to stay on. The bottom line is that dieting is not easy and in the long run usually fails. To maintain long term health viability the CHAT plan emphasizes balance and moderation in all dietary habits.