In advance and updated research work on isolation and recognition of casein from various sours of mammalians milk. Dr. Satendra Kumar 1 , Dr. Anil Kumar 2 1 Department of Pharmaceutics, L.N Pharmacy College, Baitalpur, Deoria, U.P 2 Departments of Pharmacognoscy, Pharmacy College, Itaura, Chandeshwar, Azamgarh, U.P Corresponding Author Dr. Satendra Kumar Strad Research https://doi.org/10.37896/sr10.4/026 ISSN: 0039-2049 VOLUME 10, ISSUE 4, 2023 http://stradresearch.org/ 235