can vitamin b12 injections cause headaches Side Effects: Risks of Excess Intake I've had a migraine since
I've had a migraine since Sept 4th. I took a B12 injection that day (prescribed by my doctor) so I'm wondering if it's related or coincidence. I'm scared to take another one does b12 injection cause headache Vitamin B12 deficiency can cause symptoms like headaches, fatigue, depressive mood, gastrointestinal issues, and Vitamin B12 Deficiency RefHelp Vitamin B12 Benefits and Best Sources Vitamin B12 IV Therapy: Benefits & Uses Reset IV
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