Quick Answer

Plain Popcorn (Air-Popped) is safe for your Small Pets. Plain, air-popped popcorn can be a safe, occasional treat for small mammals like rats, mice, hamsters, and gerbils, but it should be avoided for strict herbivores such as rabbits and guinea pigs due to the starch content that disrupts cecal flora. The popped kernels are easy to handle and gnaw, providing enrichment and mild fiber. Zero seasoning is crucial because salt, butter, and flavorings are harmful. For omnivorous small pets, popcorn offers a low-fat crunchy snack that supports dental wear, provided it's given sparingly alongside a balanced diet.