How Peptide Injections Work When injected, peptides bind to specific receptors located on the surface of cells
In the STEP-1 trial of 1,961 adults (Wilding and colleagues, Once-Weekly Semaglutide in Adults with Overweight or Obesity, New England Journal of Medicine, 2021), participants on semaglutide 2.4 mg lost an average of 14.9 percent of their body weight at 68 weeks, compared to 2.4 percent on placebo
alternative treatments not available
After reconstitution, store the solution at 2-8C, protected from light, and use it within 30 days
What dose was used in trials
Vitamin B12 (1,000-5,000 mcg per mL): either cyanocobalamin (synthetic, stable form) or methylcobalamin (active form)