can you inject too much b12 what happens if What happens if you inject B12 wrong? Vitamin B12 Injections: What You

[6] Patients with a history of severe allergic reactions to similar injectable vitamins should not receive this product, or should undergo desensitization under close medical supervision if the therapy is deemed essential

In some cases, a doctor may refer a person to a specialist, such as: a nutritionist or dietitian a hematologist, who specializes in treating blood conditions a gastroenterologist, who specializes in treating gastrointestinal (GI) conditions The table below contains the However, a doctor can advise on an individuals specific needs

Administered intramuscularly or intravenously under medical supervision

In short, injections may be preferred for faster correction or absorption concerns, while oral supplements are convenient for ongoing maintenance.