vitamin b12 injections given im Methylcobalamin Injection (Vitamin B12) Compounded Cyanocobalamin (Vitamin B12) Injection

[6] [13] Proton pump inhibitors (PPIs) and H2-receptor antagonists , used for acid reflux, reduce stomach acid production and may affect B12 release from food proteins

This work was supported by grants from the Postgraduate Education Innovation program of Shanxi Province (2024SJ155, YW), the central government guiding local funds for scientific and technological development (YDZJSX20231A062, CX), scientific and technological achievements transformation guidance project of Shanxi Province (202204021301067, CX), the National Natural Science Foundation of China (82350710800, 82374470, JX), National Key R&D Program of China (2024YFA0919200, JX), Shenzhen Science and Technology Program (KCXFZ20240903094059020, JX), and Shenzhen Medical Research Fund (B2302005, JX)

Brown and Dark-Colored Urine: Foods vs

Because people who have difficulty absorbing vitamin B12 from food absorb free vitamin B12 normally, their vitamin B12 deficiency tends to be less severe than that of individuals with pernicious anemia, who cannot absorb either food-bound or free vitamin B12