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The Wright and Harding 2015 review in the Journal of Alzheimers Disease situated the HGF/c-Met system more broadly as a candidate cognitive-research target, summarizing the receptors roles in neurogenesis, synaptic plasticity, and neuroprotection [4]
That is not speculation

I am still debating
The lack of effect on the SFGS dendrite, which does not form spines, suggests fmr1 may play a more critical role in the growth and synaptogenesis of spiny dendrites with a high input density

B12 is a water-soluble vitamin, and excess amounts are typically excreted through urine

The injection would typically be on the medial (inner) side of the heel, aiming for the tenderest point identified by palpation
