Hoodia is an all-natural appetite suppressant that does not contain any stimulants. While the effect of Hoodia is very subtle, you will feel a diminished appetite and lack of interest in food. As a result, hoodia can help you to cut your caloric intake and because you are no longer hungry all the time, when you go shopping you will choose more healthy foods. Most of you will also experience a feeling of general good health and energy. The energy you get from hoodia is again, very subtle and not a nervous energy that you would get using a product that contains ephedra or caffeine.