Encourages Picky Cats to Eat. All cats are born carnivores, but some have special nutritional needs. Tiki Cat Solutions Fussy Topper is a protein-rich gravy made with savory, real tuna and egg to provide an enticing taste and aroma that encourages cats to eat their food. The great flavor makes this a perfect addition to your cat's kibble for a boost of moisture and benefits. Reviewed and recommended by Tiki Cat(R) Veterinary Nutritionists.