As a whole b12 serves as co-factor for many reactions in the body including proper functioning of the nervous system, metabolism, neurotransmitter production, DNA repair, cell membrane production, and more
For decades, vegans and vegetarians have been warned about potential protein deficiencies from not eating meat and dairy, but those concerns have been largely been disproven by the remarkable performance metrics of vegan athletes
That means, even if the diet is rich in cobalamin, the body does not absorb excess amounts into the bloodstream
After this time, it is recommended to use a new vial to maintain sterility
It works by promoting the production of brain-derived neurotrophic factor (BDNF), which supports brain health and neuroplasticity