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Unlike pills or capsules, these injections bypass the digestive process by introducing vitamins and minerals directly into the bloodstream

doi: 10.1152/ajpendo.2001.280.2.E221 44 TrendelenburgAUMeyerARohnerDBoyleJHatakeyamaSGlassDJ

Plateau effects sometimes occur after initial rapid improvement

A B12 deficiency injection may be recommended for people who: Have a diagnosed vitamin B12 deficiency Experience ongoing fatigue or weakness Have conditions that affect nutrient absorption Follow diets that may lead to lower B12 intake Healthcare professionals typically assess symptoms, dietary habits, and medical history before recommending hydroxocobalamin injection