The stomach has fewer blood vessels and nerve endings, making it the perfect location for injection less painful, easy to reach, and less likely to poke a blood vessel
The single best thing a peptide buyer can do to extend the useful life of their vials is to use bacteriostatic water made specifically for peptide reconstitution sterile, non-pyrogenic, 0.9% benzyl alcohol, produced for that purpose rather than adapted from generic stock
in total, 9 genera (including the unclassified group) and 38 metabolites met these criteria (metabolites published in Sampson et al., 2021 13 )
Tirzepatide, as a large peptide (39 amino acids), is absorbed slowly from subcutaneous tissue with peak plasma concentration occurring 2472 hours post-injection
Animal models demonstrate decreased inflammation, quicker mucosal and muscle healing, and alteration of growth factors