Does Lovebug™ cat food contain soy? Updated 29 April 2021 15:55 Yes, soy is used as a healthy, plant-derived source of protein. Related articles Does Lovebug™ cat food contain artificial colours, flavours or preservatives? Is this cat food complete cat food? And what does complete cat food actually mean? How does Lovebug™ cat food differ from other pet foods? Where do your insects come from? Are there any side effects of the ingredients? And what are the potential issues or health concerns that could arise from a reaction?