The DuMOR 16% Egg Maxx Pellet Poultry Feed is scientifically formulated for optimum health. The 16% protein helps chickens develop proper muscle tone and skeletal growth, and the added calcium helps ensure strong, healthy eggshells. This poultry feed also contains a quality blend of probiotics, prebiotics and organic minerals for simple nutrition you can trust during all your flock's life stages. stages. Plus, there's marigold extract for dark yellow yolks. Package includes 40 lb. of poultry feed pellets. Made in the USA. Nourish your birds today with help from DuMOR.