Cagrilintide vs Tirzepatide.
Quick Verdict
Cagrilintide is a metabolic primarily researched for weight loss, appetite reduction, glycemic control, while Tirzepatide is a dual agonist (glp-1/gip) studied for weight loss, body recomposition, glycemic control. A key distinction: Tirzepatide has FDA approval status.
Side-by-Side Analysis
| Dimension | Cagrilintide | Tirzepatide |
|---|---|---|
| Category | Metabolic | Dual Agonist (GLP-1/GIP) |
| Mechanism | Long-acting amylin analog that activates amylin receptors in the area postrema and hypothalamus to reduce appetite, slow gastric emptying, and suppress post-meal glucagon secretion. | Dual receptor agonism at GLP-1 and GIP receptors for synergistic appetite suppression, improved insulin sensitivity, and enhanced metabolic function. |
| Half-Life | ~7 days | ~5 days |
| Route | SubQ | SubQ |
| Typical Dose | 500–4500 mcg | 2500–2500 mcg |
| Frequency | Weekly | 1x/wk |
| Evidence Level | Strong | Very Strong |
| Indexed Studies | 20+ indexed | 20+ indexed |
| FDA Status | Research Only | Approved |
| Lowest Price | $69.99 / 10mg via Amino Club | $69.99 / 5mg via Amino Club |
| Per-mg Cost | $7.00/mg | $14.00/mg |
Mechanism of Action Comparison
How Cagrilintide Works
Cagrilintide Cagrilintide is a long-acting amylin analog investigated for weight loss, studied in Phase 2 trials for achieving over 10% body weight reduction when combined with semaglutide.
Long-acting amylin analog that activates amylin receptors in the area postrema and hypothalamus to reduce appetite, slow gastric emptying, and suppress post-meal glucagon secretion. Works on a distinct pathway from GLP-1 agonists, making it ideal for combination therapy.
How Tirzepatide Works
Tirzepatide Tirzepatide is an FDA-approved dual GLP-1/GIP agonist sold as Mounjaro for type 2 diabetes and Zepbound for obesity, achieving up to 22.5% body weight loss in clinical trials.
Dual receptor agonism at GLP-1 and GIP receptors for synergistic appetite suppression, improved insulin sensitivity, and enhanced metabolic function.
Key Mechanistic Difference
Cagrilintide operates as a metabolic, while Tirzepatide functions as a dual agonist (glp-1/gip) — these are fundamentally different pharmacological approaches.
Research Evidence
Cagrilintide
20 studies- Cagrilintide Phase 2 trial for weight managementLau et al. (Lancet): Phase 2 RCT showing cagrilintide 4.5mg weekly achieved 10.8% weight loss vs 3.0% placebo at 26 week…Strong
- CagriSema (cagrilintide + semaglutide) Phase 2 resultsFrias et al. (Lancet): CagriSema combination achieved 15.6% weight loss at 32 weeks in type 2 diabetes patients — superi…Strong
- Amylin analogs in obesity management: mechanism reviewReview of amylin's role in energy homeostasis and why dual amylin-calcitonin receptor agonists like cagrilintide represe…Moderate
Tirzepatide
20 studies- Tirzepatide Phase 3 SURMOUNT-1: up to 22.5% weight lossJastreboff et al. (NEJM): Phase 3 SURMOUNT-1 trial tirzepatide 15mg achieved 22.5% body weight reduction vs 2.4% place…Very Strong
- SURMOUNT-4: 176-week long-term weight maintenanceAronne et al.: 176-week data showing sustained weight loss maintenance with continued tirzepatide treatment 15mg dose …Very Strong
- Tirzepatide meta-analysis: BMI, weight, and metabolic outcomesMeta-analysis of multiple RCTs confirming tirzepatide significantly reduces BMI, waist circumference, body weight, and H…Very Strong
Vendor Pricing
· Affiliate links · Prices verified 2026Cagrilintide
2 vendorsTirzepatide
2 vendorsAffiliate disclosure: PeptiDex may earn a commission from purchases via vendor links at no extra cost to you. See our methodology.
Frequently Asked Questions
Can I take Cagrilintide and Tirzepatide together?▼
Yes — Cagrilintide and Tirzepatide are identified as synergistic in interaction databases. They operate through complementary mechanisms and are commonly combined in research protocols.
Which has more research evidence — Cagrilintide or Tirzepatide?▼
Cagrilintide has 20 indexed studies (highest evidence: Strong). Tirzepatide has 20 indexed studies (highest evidence: Very Strong). Both have comparable research coverage.
What is the price difference between Cagrilintide and Tirzepatide?▼
At current verified vendor prices, Cagrilintide starts at $7.00/mg while Tirzepatide starts at $14.00/mg. Prices vary by vendor and vial size — see the full vendor comparison below.
Which is better for fat loss — Cagrilintide or Tirzepatide?▼
Both are researched for fat loss. Cagrilintide addresses this via weight loss, appetite reduction, glycemic control. Tirzepatide approaches it through weight loss, body recomposition, glycemic control. The optimal choice depends on your specific research protocol and which mechanism aligns with your objectives.
Is Cagrilintide or Tirzepatide FDA-approved?▼
Tirzepatide has FDA approval (or is derived from an FDA-approved compound). Cagrilintide is a research compound without FDA approval for human use. FDA status reflects regulatory evaluation — not necessarily superiority for all research applications.
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Research Use Only — Not Medical Advice
This comparison is provided for educational and research purposes only. It does not constitute medical, prescribing, or treatment advice. Clinical data cited here is sourced from published peer-reviewed trials and FDA labels. Consult a qualified healthcare professional before making any decisions about medications or research compounds. PeptiDex is an informational resource and does not sell pharmaceutical products.