Vitamin B12 plays a crucial role in red blood cell production, metabolism, and nervous system health
Others wait six months and notice almost nothing
It therefore comes as no surprise that increasing the production of new neurons in the hippocampus enhances various cognitive functions, including learning and memory [62], object recognition [63], cognitive representations [64] and forgetting [65] (for review see ref
But it's possible that severe nerve pain caused by chemotherapy might be reduced by a small amount, even if the time the pain lasts is not reduced
Again, the important reality check is that promising mechanisms in animals do not automatically translate into predictable outcomes in humans
But that older number should be handled with caution