Semaglutide vs Tirzepatide: What Users Report
Semaglutide vs tirzepatide side effects and weight loss, side by side from real user confessions. Switch stories, nausea, heart rate. Not medical advice.
What is the difference between semaglutide and tirzepatide?
Semaglutide is a GLP-1 peptide. Ozempic, Wegovy, and Rybelsus are brand names for it. Tirzepatide is a GLP-1 and GIP peptide. Mounjaro and Zepbound are brand names for it. People here also write sema and tirz.
The brand on the pen is a product name. The reports below are not the label, and they are not a reason to switch.
Educational page. Anonymous reports, not medical advice, and not a dosing recommendation.
Semaglutide vs Tirzepatide, side by side
Counts are phrase matches inside published confessions tagged with that peptide. A story tagged with both is in both columns. A higher number is more people using the phrase, not a result, and not a winner. The same method is written up on the Retatrutide side-effect report. That report counts retatrutide only.
| Semaglutide | Tirzepatide | |
|---|---|---|
| Published confessions | 49 | 129 |
| Tagged with both | 15. Examples: #43, #194, #384, #668 | Same confessions |
| Hub | Semaglutide hub | Tirzepatide hub |
| Data report | No separate report. The hub is the file. | Tirzepatide side-effect report |
| Milligram figure in the text | 7. Not a dosing recommendation. | 25. Not a dosing recommendation. |
| Weight figure (lost, down, or dropped) | 6 (12.2%) | 17 (13.2%) |
| Weight-loss phrase | 8 (16.3%) | 18 (14%) |
| Appetite, hunger, or food noise | 4 (8.2%) | 11 (8.5%) |
| Nausea | 2 (4.1%) | 0 (0%) |
| Constipation | 1 (2%) | 0 (0%) |
| Vomiting | 3 (6.1%) | 2 (1.6%) |
| Heart rate or palpitations | 1 (2%) | 13 (10.1%) |
| Fatigue or exhaustion | 1 (2%) | 2 (1.6%) |
| Anxiety or panic | 2 (4.1%) | 7 (5.4%) |
| Hair shedding | 1 (2%) | 2 (1.6%) |
What users report
The switch stories are specific, and they are still single stories.
#384 says semaglutide did not stop hunger, it made eating too much feel miserable, and that most of a 57-pound loss came after switching to tirzepatide.
#194 switched from semaglutide to tirzepatide six weeks earlier and describes another 11 pounds down, plus forgetting lunch.
#43 describes heavy hair loss on semaglutide. The writer was told it was the speed of the weight change, switched to tirzepatide, and says some hair grew back.
#668 describes 50 pounds on Ozempic and further loss on tirzepatide, then a gain after moving on to retatrutide. The tirzepatide stretch in that account is the middle chapter, not a verdict.
Hubs: semaglutide and tirzepatide. Tirzepatide has its own side-effect report. Semaglutide does not yet have an indexed report; its hub is the file.
What this page will not say
It will not treat either compound as the weight-loss choice, and it will not call semaglutide easier to tolerate. Two switch stories describe further loss after moving to tirzepatide. That is what those two people wrote. The semaglutide file is also smaller, which changes every percentage.
It will not rank side effects. Hair loss in #43 is one account. Nausea in the table is a phrase count. Neither is a safety ranking.
It will not give a dose. Not a dosing recommendation.
Related topics
Latest confessions
related peptides:
community guides:
More confessions from the archive
Community Q&A
- What is the difference between semaglutide and tirzepatide?
- Semaglutide is a GLP-1 peptide. Ozempic, Wegovy, and Rybelsus are brands of it. Tirzepatide is a GLP-1 and GIP peptide. Mounjaro and Zepbound are brands of it. This page does not rank them.
- Semaglutide vs tirzepatide: which do users report for weight loss?
- This page does not pick one. #384 and #194 describe further loss after switching from semaglutide to tirzepatide. #668 describes loss on both, then a gain on retatrutide. The table is how often the tagged confessions use a weight phrase. It is not a trial.
- Are the doses on this page a recommendation?
- No. Not a dosing recommendation. Confessions sometimes include a milligram figure. This page counts those confessions and does not copy the figure.
- Is Ozempic the same as Mounjaro?
- No. Ozempic (and Wegovy, Rybelsus) contain semaglutide. Mounjaro (and Zepbound) contain tirzepatide. They are different molecules: semaglutide acts on GLP-1 receptors, tirzepatide on both GLP-1 and GIP receptors.
- What do people who switched from semaglutide to tirzepatide report?
- The four switch stories cited here (#43, #194, #384, #668) describe further weight loss after moving to tirzepatide, and one describes some hair regrowth. Four stories are not a trial. Any switch is a decision for the prescriber.
- Which side effects differ most between semaglutide and tirzepatide reports?
- In the side-by-side table, heart rate or palpitations and anxiety are mentioned more often in tirzepatide confessions, while nausea and constipation phrases appear in a few semaglutide ones. These are phrase counts in anonymous stories, not clinical rates, and the semaglutide file is smaller.
- Are semaglutide and tirzepatide approved in the US and Canada?
- Yes, both are prescription drugs in both countries: semaglutide as Ozempic, Wegovy and Rybelsus; tirzepatide as Mounjaro and Zepbound. Products sold as 'research' versions are not approved. See our page on whether peptides are legal in Canada.
- How many Semaglutide and Tirzepatide confessions are counted?
- 49 published confessions are tagged Semaglutide. 129 are tagged Tirzepatide. 15 are tagged with both, and those sit in both columns. A percentage is the share of that column that used a phrase. Silence is not recorded. In the side-effect rows, the most mentioned phrase on the Semaglutide side is vomiting (3 of 49). On the Tirzepatide side it is heart rate or palpitations (13 of 129). That is not a safety ranking.
- Does a higher side-effect count mean one is riskier?
- No. This archive does not say. A phrase count is the share of published confessions that used a word. The files are different sizes, many confessions name more than one peptide, and nobody was asked a standard list of effects. This is not a safety ranking.
Sources
Last reviewed October 15, 2026. Anonymous first-hand reports plus sourced context — educational only, not medical advice. Editorial policy & corrections.