This can be seen in levels of vitamin B12 detected in the brains of subjects with normal serum B12 levels as they age (Zhang et al, 2016)
The standard MIC B12 protocol begins with a weekly 1ml dose, which provides optimal energy and weight loss benefits for most patients [9]
However, the rate at which the B12 is released can be a little slower meaning that if you need B12 quickly, injections will be the better option
Injectable use lacks the same regulatory approval but draws on the same safety mechanisms
Your amazing body can do many things, but making its own B12 isn't one of them
The sympathetic nervous system is your fight or flight response system and it manages your energy level, blood pressure, heart rate, alertness, and so on