<b>Phosphorus Deficiency Phosphorous Deficiency in Animals</b> Phosphorus deficiency is a condition, in which Phosphorus is insufficient or is not utilized properly. Phosphorus is a mineral that is vitally important to the normal metabolism of numerous compounds and in solution an acid that, with sulphur, must be neutralized by the base forming ions of sodium, potassium, calcium, and magnesium. About 70 of retained Phosphorus combines with calcium in bone and tooth structure. Phosphorus is the principal element in the structure of the nucleus and cytoplasm of all tissue cells. It is also a universally distributed component of skeletal, nerve, and muscle tissues. A reduced concentration of phosphorus in the blood serum is a disorder known as hypophosphatemia. Phosphorus deficiency may cause bone diseases such as rickets in animals. An improper balance of phosphorus and calcium may cause osteoporosis. Dietary sources of Phosphorus include milk products, egg yolk, legumes, nuts, andwhole grains. 2746-2748 Issue-3 Volume-2 Abhivyakti Pathak | Manish Kumar Verma | Rajat Verma | Shishu Pal Singh