Once you master subcutaneous technique for one peptide, it transfers directly to all others
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The materials reviewed don't explain why the two figures differ, and speculating wouldn't add useful information
Tirzepatide May Be a Better Fit If: Maximum weight loss is your primary goal, and tirzepatide consistently produces greater reductions in clinical data You have type 2 diabetes and want superior blood sugar control (SURPASS-2 showed clear superiority over semaglutide) You've tried semaglutide and plateaued, and the dual-agonist mechanism may produce additional response You respond well to lower doses, and tirzepatide 5mg matches semaglutide 2.4mg for weight loss Semaglutide May Be a Better Fit If: Cardiovascular protection is important, as the SELECT trial provides strong evidence for heart benefit You prefer an oral option: oral semaglutide exists (the Ozempic pill for diabetes, which reformulated and renamed Rybelsus in 2026, and the Wegovy pill for weight)
But heres the real challenge
Food & Drug Administration (2025) Ozempic, DailyMed (2025) Wegovy, DailyMed (2024) Once-weekly semaglutide in adults with overweight or obesity, New England Journal of Medicine (2021) Vitamin B12, National Institutes of Health Office of Dietary Supplements (2024) Vitamin B12 injections: What they can and cant do, Cleveland Clinic (2024) Once-weekly semaglutide administered after laparoscopic sleeve gastrectomy: Effects on body weight, glycemic control, and measured nutritional metrics in Japanese patients having both obesity and type 2 diabetes, Obesity Pillars (2024) Inverse association between serum vitamin B12 concentration and obesity among adults in the United States, Frontiers in Endocrinology (Lausanne) (2019) Medically accurate: SingleCares Medical Review Board analyzes all of our content to confirm its in line with current medical advice