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Vitamin B12 injections may be more beneficial for those seeking an instant energy boost and help with specific medical conditions, such as anemia

However, after careful evaluation, the symptoms were ultimately linked to a combination of vitamin B12 deficiency and fibromyalgia, both of which can explain her presentation without the need for more invasive investigations

If you need to recover quickly from an illness that depleted your B12 reserves or have recently discovered you have a B12 deficiency that is impacting your quality of life, one solution is to give your body a larger dose of B12 all at once

B12 is also involved in the process of creating DNA, along with brain and nerve cells