Abstract: This paper mainly introduced bovine colostrm protein of the cow with new born baby within seven days .This bovine colostrum protein contained a lot of active components such as lactoferrin.transferrin,immunoglobulin,lysozyme,lactoperoxidase,proline-rich polypeptide,and various active peptide hydrolyzed from the protein.At the same time,the paper introduced molecular structrue,physiological function and action of those active components.

Key words: Bovine colostrums protein , Active composition , Physiologicl function.