I have also accessed other sites for my B12 injections, including, the upper arm (deltoid), thigh (vastus lateralis), and the buttocks (dorsogluteal)
In theory with ideal, healthy intestinal flora these bacteria will produce a portion of the required B12
Tirzepatide (Zepbound and Mounjaro): Weekly GLP-1/GIP injection Tirzepatide is a dual GLP-1 and GIP receptor agonist that mimics the activity of two natural hormones, glucagon-like peptide-1 and glucose-dependent insulinotropic polypeptide, that regulate your appetite and metabolism
Improved mood and focus, significantly increase in energy, healthier hair, nails, and skin are all added benefits
This is my first round, but already seeing it work
doi:10.1016/S0065-2164(08)70476-3