Songbird Selections Premium Protein is a premium wild bird food with mealworms to tempt insect-eaters like bluebirds and warblers. The blend contains sunflower seeds and mixed nuts for a high-protein punch and vitamins and minerals to promote a healthy reproductive system while having NO corn, milo or fillers. Songbird Selections Premium Protein is the ideal blend for bluebirds, warblers, chickadees, nuthatches and wrens. Other ingredients: sunflower, peanuts, mixed feed nuts, dehydrated mealworms, calcium carbonate, mineral oil, flaxseed oil, mixed tocopherols, vitamin A & E supplements, riboflavin, D- calcium pantothenate, vitamin B-12, biotin and roughage products.