This tasty snack is extremely clean and high in protein. While most things are extremely unhealthy to eat at night, especially if you're doing intermittent fasting or following any kind of strict diet, there are some foods that work perfectly as midnight snacks. And foods with a lot of oil or fat (like deep-fried anything) will also take forever to digest. Why do we tend to reach for unhealthy foods at night? Capsaicin, which makes food spicy, can cause indigestion and discomfort, which wrecks your sleep. We often reach for the usual snacking suspects when we’re hungry at night because they’re available; we’re hungry, and the options we find everywhere all seem to be the same level of unhealthy. Late at night, your body’s metabolism slows down to prepare you for sleep. Why Late-Night Snacking Can Be Harmful to Your Heart Health. So of course, if you are munching on high calorie snacks, there is a good chance they might turn into fat more than if you were to eat that same food in the morning of an active day. We have limited late-night options. They fill you up quickly for a good night's … We’ve all been in front of the fridge at 3 a.m., hungry and looking for snacks or something that we know is not good for us.