Shell powder not only contains a lot of calcium, but also contains the necessary trace elements in livestock and poultry: phosphorus, manganese, zinc, copper, iron, potassium, magnesium and so on. In addition, there are many kinds of amino acids in the pearl layer of the shell. In addition, it contains 90-95% calcium carbonate, 1.83% crude protein and 0.07% crude fat. Therefore, using shell powder as feed additive can not only promote bone growth, blood circulation, but also increase the output of eggs and milk and improve its quality, especially in chicken feed. Adding shell powder can significantly improve eggshell quality and egg production rate.

Widely adapted to animal feed and calcium source additives and so on.