Custom blend bird food that attracts a wide variety of birds. Fortified with vitamin A and D3 to aid growth, reproduction, feathering, and bone development. Calcium added for improved digestion, bone strength, and eggshell development. Premium blends contain a diverse mix of seeds and grains to attract different bird species. The blend aims to provide essential energy, with some versions of similar mixes including sunflower seeds, which are highly preferred by birds. It is designed for, and often sold at, retailers like Menards.