Keeping blood sugar levels stable throughout the day can make a real difference in how your body burns fat. When you eat foods that spike blood sugar quickly, insulin levels rise fast too. That rise can push your body out of fat-burning mode and into energy-storing mode. Low insulin-spike snacks help regulate blood sugar without causing that sharp response. They support steady energy, help reduce cravings, and fit easily into a healthy diet—especially for people with diabetes or insulin resistance. Instead of cutting out snacks altogether, choosing foods with healthy fats, lean protein, and fiber can help manage insulin levels and maintain balanced energy. Options like cottage cheese, nuts and seeds, or wholegrain crackers with nut butters are satisfying without adding extra sugar or refined grains. But before we get into the best low insulin-spike snacks, it helps to understand what insulin spikes do to your body—and how they can interfere with fat-burning.