But even as you eat less of these fatty, salty foods, there’s good news. Changing your diet doesn’t have to lead to a crunch-less snack time. Here are some suggestions for great substitutions: Popcorn. Who doesn’t love popcorn? Surprise, it’s actually healthy for you (whole grain and all) and it’s a good source of fiber. Because of the volume, it’s also low in carbs. Just 15 grams in three cups. Choose air-popped popcorn to avoid the fat and limit fatty, salty toppings. Enjoy, but avoid excessive portion sizes. And try some non-fat toppings, like chili powder, cinnamon, curry powder, or dried