Calcium supplement for parrots and parakeets. The calcium block for parrots and parakeets is a dietary supplement for all types of psittacids. At the same time, it provides natural entertainment, it helps to wear out your beak, preventing its overgrowth. It helps to keep bones and plumage healthy and is essential especially during breeding season. It is very easily attached to the inside of the cage. Make sure you always have clean, fresh water available. Color: WHITE