R.L. — Toronto, ON · Verified order
Tirzepatide
- 4.98
- 7,496+ reviews
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Buyer Protection & Quality Assurance
International orders are fully protected with reship or refund coverage. All products follow documented lab procedures and include batch-verified COAs — no dilution, no hidden changes.
Lab Report Available for This Batch
- Identity Confirmed
- Purity ≥99%
- Independent Lab Analysis
- Sterility Tested
DUAL GIP/GLP-1 RECEPTOR AGONIST
Two metabolic pathways in one compound — the step up from semaglutide that changed the incretin landscape.
Tirzepatide activates both GIP and GLP-1 receptors at the same time. Semaglutide only hits one of those (GLP-1). That second pathway — GIP — adds a separate layer of metabolic signaling that affects how the body handles insulin sensitivity, nutrient processing, and energy balance. Published clinical trials showed this dual approach outperformed single-pathway compounds at comparable timepoints.
It sits right in the middle of the incretin hierarchy: semaglutide covers one pathway, tirzepatide covers two, and retatrutide covers three. That makes tirzepatide the key middle piece for understanding what GIP receptor engagement actually adds to the equation — without the added complexity of a third receptor.
Why this one matters: Semaglutide = one pathway. Retatrutide = three. Tirzepatide is the only dual-agonist available — the only way to see what adding GIP does on top of GLP-1, without glucagon getting involved.
CAS Number
2381089-83-2
CAS Number
4,813.45 g/mol
CAS Number
C₂₂₅H₃₄₈N₄₈O₆₈
CAS Number
White Lyophilized Powder
What Sets Tirzepatide Apart
Only available dual agonist — hits both GIP and GLP-1 receptors in a single compound
Outperformed single-pathway compounds — published Phase 3 data showed stronger outcomes than GLP-1-only approaches
The middle of the hierarchy — sits between semaglutide (1 pathway) and retatrutide (3 pathways) for direct comparison
Isolates the GIP question — the only way to study what GIP adds without glucagon receptor interference
- Batch Documentation
- Same-Day Shipping
- Discreet Packaging
Research Use Only. Not for human or animal consumption, medical use, or therapeutic application.
Buyer notice & verification standard
The peptide market includes anonymous resellers, short-lived operations, and vendors operating through private Telegram channels using inconsistent, unverifiable, or recycled documentation.
Neuro was built as a long-term alternative in a category where many suppliers appear briefly and disappear just as fast.
We operate under a strict verification standard: independent batch testing, lot-specific Certificates of Analysis, and clearly defined release thresholds. Batches that fail are rejected and never shipped — so labs know exactly what they’re receiving, every time. All orders are discreetly packaged with neutral labeling and documentation to ensure smooth, consistent delivery.
Trusted by 10,000+ researchers worldwide
Real labs. Real protocols. Trusted for consistency.
"Purity and documentation matched perfectly"
Batch number, vial presentation, and stated specifications were all consistent. This level of QC is what keeps my research on track.
J.S. — Melbourne, VIC · Verified order
"Research-grade presentation throughout"
Packaging, labeling, and handling all reflect a supplier that takes compound integrity seriously. Not a corner cut anywhere.
M.K. — Austin, TX · Verified order
"Cold chain and shipping were flawless"
Arrived sealed, temperature-controlled, and with full analytical documentation included. Exactly what a proper research supplier should deliver.
"Batch-to-batch consistency is excellent"
Third order, same reproducible results. Purity specs and documentation have been identical across every shipment.
"Full traceability on every order"
HPLC and MS data were clearly presented with complete batch tracking. That kind of transparency is rare and why I reordered.
A.C. — Phoenix, AZ · Verified order
"Lab-grade quality and labeling standards"
Compound identification, concentration, and storage instructions were all clearly marked. Professional-grade from supplier to bench.
"Purity and documentation matched perfectly"
Batch number, vial presentation, and stated specifications were all consistent. This level of QC is what keeps my research on track.
J.S. — Melbourne, VIC · Verified order
"Research-grade presentation throughout"
Packaging, labeling, and handling all reflect a supplier that takes compound integrity seriously. Not a corner cut anywhere.
M.K. — Austin, TX · Verified order
"Cold chain and shipping were flawless"
Arrived sealed, temperature-controlled, and with full analytical documentation included. Exactly what a proper research supplier should deliver.
"Batch-to-batch consistency is excellent"
Third order, same reproducible results. Purity specs and documentation have been identical across every shipment.
"Full traceability on every order"
HPLC and MS data were clearly presented with complete batch tracking. That kind of transparency is rare and why I reordered.
A.C. — Phoenix, AZ · Verified order
"Lab-grade quality and labeling standards"
Compound identification, concentration, and storage instructions were all clearly marked. Professional-grade from supplier to bench.
Always quality-tested, verified with third-party COAs
At every stage, Neuro Peptides batches are screened by independent labs for identity, purity, sterility, and endotoxins. Each lot is released only after it meets strict research-grade specifications and is backed by a third-party Certificate of Analysis (COA) for full transparency.
This multi-step process helps ensure that what’s on the label is exactly what’s in the vial—so researchers can focus on data, not doubt.
Identity Test
Verifies the peptide’s sequence and structure so the correct compound is present in each vial.
Purity Test
Measures purity and concentration to confirm ≥99% purity on qualifying batches.
Sterility Test
Screens for bacteria, fungi, and other microorganisms to verify sterile handling.
Endotoxicity
Tests for lipopolysaccharides (LPS) to ensure endotoxin levels stay within research limits.
Why Choose Neuro Peptides
Every Neuro Peptides batch is built around one idea: you should know exactly what’s in the vial. Batches are third-party analyzed, COA-backed, and fully traceable so you’re not gambling on mystery compounds.
From controlled synthesis partners to batch-specific Certificates of Analysis (COAs), Neuro is designed for teams who want clean, consistent material and repeatable outcomes — not guesswork.
Quality Assurance
Each lot is produced with vetted synthesis partners and released only after passing third-party identity and purity testing (HPLC, MS or equivalent where appropriate). Batches that don’t meet spec simply don’t ship.
Ingredient Transparency
No mystery blends. Each vial is clearly labeled with peptide name, strength, lot ID, and form (lyophilized powder or solution). Batch COAs are available for every peptide so you can document exactly which material was used in each project.
Safety & Compliance
Products are packaged, labeled, and shipped as research-only reference materials. All Aūra Peptides products are supplied strictly for laboratory research use only — not for human or animal consumption, medical treatment, or diagnostic procedures.
Performance Tested
Lots are checked for appearance and practical handling characteristics such as solubility and stability under recommended storage conditions, so you spend less time troubleshooting reagents and more time running your work.
*Neuro Peptides products are sold strictly for laboratory research use only. Not for human or animal use, or any diagnostic or therapeutic application.*
You ask, we answer.
Straightforward answers to key questions researchers commonly ask — verification, COAs, storage, and handling for research use only.
How are Neuro Peptides batches verified?
Each Neuro Peptides lot is evaluated using analytical methods such as HPLC and mass spectrometry (where applicable) to confirm identity and purity before release.
What purity specifications do you follow?
Yes — every peptide includes a batch-specific COA reporting identity confirmation, purity data, and analytical results for full research documentation.
What form will my peptides arrive in?
Most Neuro peptides are supplied as lyophilized (freeze-dried) material in sealed vials labeled with peptide name, amount, and lot number for precise tracking.
What purity specifications do you follow?
Research-grade quality is standard — our peptides target ≥98% purity by HPLC unless otherwise noted. Exact purity values are listed on each COA.
How should peptides be stored before use?
Lyophilized peptides should be stored sealed, protected from moisture and light, and kept refrigerated or frozen according to the COA or product guidelines.
How should peptides be stored after reconstitution?
After reconstitution for research use, peptides are typically stored aliquoted under refrigerated or frozen conditions to maintain stability and minimize freeze–thaw cycles.
What is the typical shelf life of unopened vials?
Shelf life varies by peptide, but unopened lyophilized vials stored under recommended conditions remain stable long-term. Refer to the COA for peptide-specific stability data.
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