Pawpaw Appetite Booster Food Topper Treats for Cats and Dogs 50g (POUCH)About the Product: Food Topper Appetite Booster 100% Organic Filled with vitamins and minerals How to use food topper? Another great thing about food toppers is that theyre extremely easy to use. Since they come in powder form, you can simply sprinkle it onto your dogs dry food or mix into their wet food. If you want to change the texture, you can mix the topper with water and mix into your dogs food.