GLP-1 receptors are expressed in various tissues beyond the pancreas, including the heart, blood vessels, and kidneys
It is the same three-part test that applies to every provider in this category: does your insurance cover brand Wegovy, Ozempic, or Zepbound (if yes, use the brand), is the compounding pharmacy state-licensed and operating to USP 797/800 standards, and are you comfortable with the regulatory uncertainty around compounded GLP-1s as FDA shortage designations change
Key impurities to monitor include des-Aib1 truncation, D/L-amino acid epimerization (particularly at D-2-Nal and D-Phe positions), and deamidation of the C-terminal amide
The enzyme that uses carnitine to help us burn fat, carnitine palmitoyl transferase, is actually upregulated by about 60 percent in those eating meat-free diets, which may help explain why those eating plant-based diets tend to be slimmer