Verified purchase
Quality matches a clinical supplier
The level of QC presentation matches what I expect from a regulated clinical vendor. For a research-grade outlet, this is well above industry norm.
Dr. E. VogelYesterday
All products
Fat Loss
Tirzepatide
99.2% purity
4.8 · 24 reviews
Dual GIP/GLP-1 receptor agonist
$65.00
Select dosage
3 options
1
Volume Pricing
About Tirzepatide
A dual-agonist peptide targeting both glucose-dependent insulinotropic polypeptide (GIP) and glucagon-like peptide-1 (GLP-1) receptors. Studied extensively for metabolic effects on insulin sensitivity, glycemic control, and body composition. Supplied as lyophilised powder.
What's included
Tirzepatide vial
Lyophilized · sealed · multiple sizes
Certificate of analysis
Batch-specific · third-party lab
Cold-chain pack
Temperature-controlled on orders $150+
Handling guide
Storage + reconstitution instructions
Protected fulfillment
- Ships within 1 business day
- Standard 5–7 days · free over $150
- Express 2–3 days · $14.99
- Cold-chain monitored end-to-end
Batch verification
LOT-7MY7F4·HPLC verified·Third-party lab
- 99.2% purity · independently confirmed
- COA matched to batch by serial number
- Cold-chain integrity verified pre-dispatch
Reviews
4.8 · 24 verified
Verified purchase
Purity verified, packaging stood out
Cold-chain handling was noticeably more careful than the last two suppliers I tried. COA matched our internal HPLC trace within 0.1%. Only docking a star because I'd prefer a printed COA in the box rather than a link. Will reorder.
James R.4 weeks ago
Verified purchase
Great product, minor packaging note
Quality is excellent and purity checks out. Would give 5 stars if the outer box was a bit more robust — contents were fine but the box had some denting in transit. Product itself was perfect.
Tom B.Mar 31, 2026
Verified purchase
Outstanding sourcing and logistics
The cold-chain packaging impressed me most — dry ice still present on arrival despite a 3-day transit. Product quality matches the documentation. Pepthera clearly invests in proper logistics.
G. OkaforMar 1, 2026
Verified purchase
Professional packaging, careful handling
Cold-pack still cold on arrival. Tamper-evident seal intact. The kind of attention to fulfillment detail that signals the rest of the operation runs the same way.
C. BeckerFeb 1, 2026
Verified purchase
COA tied to the batch by serial number
Documentation discipline matters in this field. Every Pepthera shipment has a COA bound to the specific batch by serial, not a generic spec sheet. That distinction is the difference between supplier and source.
Dr. K. YamadaJan 2, 2026
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