<prompt> Colostrum contains all in excess of milk exceptProteinFatMineralImmimoglobulins  <response>: Colostrum is known to contain immune cells as lymphocytes and many antibodies such as IgA, IgG, and IgM. ... Other immune components of colostrum include the major components of the innate immune system, such as lactoferrin, lysozyme, lactoperoxidase, complement, and proline-rich polypeptides PRP. Ref: guyton and hall textbook of medical physiology 12 edition page number: 664,665,666 