There are many weight loss products on the market. They work in different ways, either by reducing your appetite, blocking the absorption of certain nutrients, or increasing the number of calories you burn. It’s normal to feel hungry. It’s your body’s way of telling you it’s time to fuel up. But if you find yourself craving food even though you just ate, there’s a good chance you’ll gain weight. Appetite Control Supplements: suppressing your appetite is a common way to lose weight. If you aren’t feeling very hungry, you aren’t going to eat as much as you usually would. This eventually leads to losing weight, especially if you pair it was exercise and a healthy diet.