This is why I personally use Melanotan 1 as part of my weekly optimization stack, and why Ive noted its effects on consciousness enhancement go far beyond what most people associate with a so-called tanning peptide. In its clinical form, afamelanotide is administered as a subcutaneous implant with controlled, sustained release
Lung Cancer 19 , 489501 (2018)
Of the radioactivity recovered in the urine, 42% of the dose was related to amphetamine, 25% to hippuric acid, and 2% to intact lisdexamfetamine
Fast-absorbing liquid delivery for rapid effect
Tumor efficacy and bone marrow-sparing properties of Ter286 a cytotoxin activated by glutathione S-transferase
Interestingly, a recent proteomics study indicated dynamic changes in islets protein levels of GRK2 in the db/db T2D mice model, with GRK2 being upregulated in hyperglycemic vs euglycemic conditions and GLP-1R displaying an opposite modulation pattern [88, 89]