I.A.H Calciplex Bone and Joint 15kgCALCIPLEX BONE & JOINT combines two forms of calcium with phosphorus, magnesium, vitamins A, D, and trace minerals for uptake, regulation and balance of these vital bone and joint cartilage components. Bone development, maintenance of skeletal strength and the 'bone bank' of stored calcium relies on adequate intake of calcium, phosphorus and magnesium as does optimum muscle function and the increased needs of mares during late pregnancy and lactation.