Is there such a thing as weight loss diet food? Are there any types of food that if eaten, will guarantee that you lose weight? Well the answer to those questions is a bit tricky. Simply, yes, there are foods that are better for weight loss . But you still need to know how and when to eat them, which I'll talk about in a bit. For now, here's some food ideas for weight loss.  (1)   (2)   (3) Grapefruit Grapefruits have chemical properties that will help reduce insulin levels in the body. If you have a smaller spike in your blood sugar after eating, your body can more efficiently use the food you've eaten for energy. This will reduce the unused amount that's stored as fat in your body. Grapefruit is one of the best weight loss diet food.  Diets food. Nuts Nuts may be high in calories, but they are low in sugar. Dry roasted nuts are a good source of heart-healthy monounsaturated fats, and also contain protein, fiber, and a variety of vitamins and minerals. Almonds are