Effects of freeze drying on antioxidants and immunoglobulins level of Zebu bovine colostrum

The aim of present study was to investigate the effect of freeze drying on total antioxidant and immunoglobulin levels of bovine colostrum in desi breed (Zebu cattle). A total of 12 colostrum samples were collected from the desi breed (Zebu cattle) reared at LPM section of IVRI, Izatnagar. Collected colostrum was converted aseptically into dry powder form by freeze drying at (-) 40º C with low pressure.