Vitamin B12 is no different
Ketamine, a dissociative anesthetic, works along the glutamate pathway and has shown promise as a potential treatment for severe depression in small doses.80 In nootropic supplements, caffeine, cocoa, theobromine, and L-theanine may influence glutamate
However, many of the changes that negatively affect how we look and feel stem from specific biological shifts that can be traced, understood, and addressedrather than simply accepted
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You'll often see it paired with boosters like Ethylhexylglycerin
In human fibroblast cultures, this has been shown to extend the "Hayflick limit" (the number of times a cell can divide) by over 10 passages