can vitamin b12 injections cause headaches I've had a migraine since Sept 4th. I took a injection that day (prescribed by my doctor) so I'm wondering if it's related or coincidence. I'm scared to take another one Can a B12 Deficiency Make

However, they should not substitute a balanced diet rich in vitamin B12

For adults over 19, the recommended daily intake (RDI) is 2.4 micrograms (mcg)

The honest answer is that the human safety data is limited compared to decades-old pharmaceuticals, but the preclinical safety record across multiple species is unusually clean for a peptide with this level of biological activity

All packages sent have a separate tracking number and may be followed on the Order Status page

Optic Nerve Atrophy: Administering cyanocobalamin to patients with Leber's disease or hereditary optic nerve atrophy should be done cautiously, as it may worsen the condition