This enriched seed mixture is a premium complete food specifically suited to canaries. Developed by experts and inspected by independent laboratories, JR Birds Individual Canary Food contains only the highest quality ingredients. The added heat-treated oyster shells provide your bird with balanced amounts of calcium and phosphorous. The vitamins and traces contained in the food help to support every aspect of your canarys health. The mixture of added grass seeds, berries and flowers not only provide variety in your birds diet, but also correspond to the natural diet of canaries in the wild.