dihexa potency compared to bdnf synaptogenesis Growth factors and their peptide mimetics for treatment of traumatic brain injury Neurotrophic Factor BDNF, Physiological Functions
Description
Theres very few, if not only one, human trial that was a retrospective study, looking at knee pain, and they injected people with BPC-157

Other investigators have attempted to facilitate the availability of central brain-derived neurotrophic factor (BDNF) with injections of human BDNF directly into the patients brain with minimal positive results [17]

They also help produce red blood cells

Vitamin B 12 is present in animal products, such as meat, poultry, fish (including shellfish), and to a lesser extent, dairy products and eggs (1)
