can a b12 injection give you a headache Headaches and exhaustion after 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 What Does A B12 Deficiency Headache Feel Like Feeling tired, sluggish, or run down? Vitamin B12 plays a key role in energy production, metabolism, brain function, and red blood cell formation. B12 injections deliver this essential vitamin directly Vitamin B12 Side Effects How Long Does a B12 Injection Last? UK Treatment Guide Bolt Pharmacy
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