3 monthly b12 injections Vitamin B12: How Frequently Should I Get It? How Often Can I Take

Strength Athletes: Weightlifters and bodybuilders may see improvements in muscle recovery and growth

Healthy individuals with normal B12 levels and intact absorption do not benefit from injections, and routine use for 'energy boosting' is not supported by clinical evidence or NHS guidelines

It is involved in many important processes in the body, including the formation of red blood cells, nerve function, and DNA synthesis

Researchers have established that lower GABA levels correlate with increased axon firing and energy needs in the sensorimotor cortex and hippocampus, perhaps leading to neuroaxonal degeneration in patients with MS with advanced disease [20]

The Pernicious Anaemia Society notes this is well recognised but not fully understood