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headache after vitamin b12 injection Deficiency in Aging: Causes, Symptoms and Treatment doctor #explorepage #viral #viralreels
Description
Vitamin B12 is a nutrient that your body doesn't make, so you have to get it from animal products, such as meats, dairy, and eggs, or from supplements
Patients with Leber's hereditary optic neuropathy should avoid cyanocobalamin (hydroxocobalamin is preferred in the UK)
A simple way to think about it is in two phases

If the symptoms do not improve in 5 to 15 minutes, or they come back, use a second pen if the person has one

17 July 2026
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