who needs vitamin b12 injections Should Take And Why? Do You Need a Prescription

[136] The total world production of vitamin B 12 in 2008 was 35,000 kg (77,000 lb)

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Indeed, after a decade or so, those who had been taking high-dose B6 supplements had about a 40 percent higher hip fracture risk, but not those taking B12

In addition, if a patients clinical situation strongly suggests vitamin B12 deficiency (eg, based on characteristic neurologic abnormalities), MMA or fasting homocysteine levels should be determined, even if the lab reports a normal or even high vitamin B12 level

Kidney Disease: Patients with kidney disease should use B12 injections with caution, as the kidneys are involved in metabolizing B12