Flying Basset Plant Cell Calcium Complex4 Oz. PowderThe Flying Basset Plant Cell Calcium Complex is the one supplement that MUST be added to all foods. Meat is very high in phosphorus and calcium MUST be added to maintain the proper calcium/phosphorus balance in the food. Many ailments can be avoided by being sure your animals are getting sufficient calcium. Calcium deficiencies are not necessarily obvious right away. Your animal may be severly calcium deficient before s/he shows any outward signs at all. Some animals need calcium even more than others, but all animals need calcium.Clinically tested and veterinarian approved.