Like rats, mice and hamsters, gerbils are omnivores, but these bright little pets have specific nutritional requirements. Gerbils have lower protein requirements than hamsters and higher protein requirements than rats and mice.Selective Complete Gerbil Food is formulated with 17% protein and balanced calcium:phosphorus so you can be sure you are providing your gerbils with the finest quality nuggets that will help support their wellbeing and promote vitality.