Introduction GLP1 medications like semaglutide (Ozempic, Wegovy) and tirzepatide (Mounjaro, Zepbound) work by mimicking a hormone your body already makes called glucagon-like peptide-1
The same formula applies: Units = (Desired dose in mg / Concentration in mg per mL) x 100 The only things that change are the target milligrams (tirzepatide uses 2.5, 5, 7.5, 10, 12.5, and 15 mg) and the concentration of your specific vial
doi: 10.1002/edm2.112 126 GiulioMChristopherPDJean-FranoisDAliCValerioNVladRet al
Supporting Data: According to recent narrative review in The American Journal of Clinical Nutrition, fasting increased GLP-1 levels compared to standard eating patterns
This is a clinical and regulatory requirement , not a DoseDirect preference