Mealworms are a common food source for reptiles, and they provide a good source of protein and essential nutrients. Mealworms are easy to digest and are often fed to reptiles as part of their diet. Reptiles that eat mealworms include snakes, lizards, turtles, and tortoises. Mealworms can be purchased live or frozen, and they are typically fed to reptiles as part of a diet that includes other food sources.