Semaglutide vs Tirzepatide
Comparison
Semaglutide and Tirzepatide are two peptides people frequently compare. Semaglutide is the active ingredient in Ozempic and Wegovy — prescribed for type 2 diabetes and weight loss. It works by curbing appetite and controlling blood sugar. Prescription only; also being… Tirzepatide is the active ingredient in Mounjaro (type 2 diabetes) and Zepbound (obesity), FDA-approved drugs that produce significant weight loss and blood sugar control. It works by activating two…
| Semaglutide | Tirzepatide | |
|---|---|---|
| What it is | Semaglutide is the active ingredient in Ozempic and Wegovy — prescribed for type 2 diabetes and weight loss. It works by curbing appetite and controlling blood sugar. Prescription only; also being… | Tirzepatide is the active ingredient in Mounjaro (type 2 diabetes) and Zepbound (obesity), FDA-approved drugs that produce significant weight loss and blood sugar control. It works by activating two… |
| Primary uses |
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| How it works | It works by curbing appetite and controlling blood sugar. Prescription only; also being studied for heart, kidney, and liver conditions. | It works by activating two hormone pathways at once to reduce appetite and improve insulin sensitivity. Prescription-only; also being studied for heart failure and sleep apnea. |
| Common dose | 0.25 mg, subcutaneous injection, once weekly | 2.5 mg, subcutaneous injection, once weekly |
| FDA status | FDA approved under brand name Ozempic for treatment of type 2 diabetes and Wegovy for treatment of overweight or obesity; oral semaglutide (Rybelsus) approved for type 2 diabetes (PMID: 40966636,… | Approved for type 2 diabetes mellitus management (stated as approved in 2022 per PMID: 37070418; PMID: 38388874). Approved for obesity/weight management (PMID: 19038994 not available; per PMID:… |
| Evidence level | Human RCT | Human RCT |
| Full Semaglutide page → | Full Tirzepatide page → |