Autoimmune gastritis and pernicious anaemia are chronic autoimmune conditions in which the immune system attacks the stomach lining, impairing intrinsic factor production and leading to vitamin B12 deficiency, anaemia, and increased gastric cancer risk. At Southern Medical Supplies Limited (SMSL), we provide a comprehensive range of diagnostic tests to detect disease-specific autoantibodies such as anti-parietal cell and anti-intrinsic factor antibodies, along with complementary biomarker and metabolic assays. Our portfolio includes ELISA, immunoblot, immunofluorescence, molecular, and biomarker assays from leading global partners including EUROIMMUN, Ansh Labs, Randox, Streck, and Bio-Rad, ensuring superior sensitivity, specificity, and reproducibility. These advanced solutions empower clinicians to confirm diagnosis, monitor progression, and optimize patient management, ultimately improving outcomes for those affected by autoimmune gastritis and pernicious anaemia.