Calcivet has been formulated to supplement diets of caged birds where levels may be low in calcium and vitamin D3. Contains Vitamin D3 to maximise calcium absorption in the gut. Supports shell formation and the normal development of bones in young birds. Regular use in all seed eating birds will ensure adequate calcium for strong bones, muscle formation and general well being. Can also be used as an emergency oral calcium supplement for egg bound or critically deficient birds. An essential aid in the treatment of rickets and metabolic bone disease