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L-Arginine is the only substrate in the biosynthesis of nitric oxide (NO), which plays critical roles in important physiological processes in the human body including neurotransmission (nerve communication between cells), vasorelaxation (dilation of blood vessels), protective cytotoxicity (removal or bad cells) and immunity
If you inject only once a day, the peptide disappears from your system for most of that 24-hour window
Our bodies dont create vitamin B12, so we receive it through diet and supplementation
Int J Drug Deliv 4 Pawar PP, Ghorpade HS, Kokane BA (2018) Sublingual route for systemic drug delivery
Because TB-500 works throughout the body, injecting close to the injury does not appear to provide additional benefit
That said, TB-500 as sold for research is a fragment, and data specific to the fragment rather than the full protein remain limited and largely preclinical
