(Its not clear if the peptides were responsible for the symptoms.) Considering the skin-darkening peptide melanotan II (sometimes called the Barbie peptide)
For post-surgical recovery, systemic inflammation, or injuries in multiple spots, go with TB-500 first, or combine both if your budget allows
Dosing range: 250-500mcg subcutaneous once daily
Mixing is carried out under controlled conditions
Multiple Draws If your protocol involves multiple draws from a single vial, bacteriostatic water is the appropriate choice, provided the compound's solubility permits it
The challenge with many interventions is that they lack selectivity, affecting multiple physiological systems simultaneously and creating side effects that limit their practical application or raise safety concerns