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Journal of Nutrition for the Elderly
For subcutaneous injections, pinch the fat and insert the needle into the fat under the skin
If vitamin B 12 absorption disorder in the intestine is detected, 100 micrograms of cyanocobalamin are then administered once a month Safety Warning For risks and side effects, read the package leaflet and consult your doctor or pharmacist
Animal studies indicate potential harm to the developing baby
Additional risk factors include advancing age (due to reduced gastric acid production), excessive alcohol consumption (impairing absorption and storage), and rare genetic disorders affecting B12 transport or metabolism
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