HARI Mineral Block is a complementary pet food mineral supplement for all pet birds. Mineral Block provides small birds with a rich source of calcium proper egg formation and optimal health and growth. Calcium works along with phosphorus and magnesium to aid in stronger bone growth and normal nerve, brain and muscle function. Tantalizing dried dandelions are embedded within the mineral block to encourage birds to scrape and chew, keeping their beaks trim and healthy all while providing additional foraging enrichment. Ingredients: Calcium Carbonate, Dried Dandelion (4%) Guaranteed Analysis: Calcium (min.) 36.3%, Calcium (max.) 40.8%, Phosphorus (min.) 0.01%, Sodium (min.) 0.01%, Sodium (max.) 0.61%.