Third-Party Testable — HPLC & Mass Spec COA Every Batch

Your Wholesale
Research Peptide Supplier

50+ high-purity research peptides with full Certificate of Analysis. Bulk orders welcome — from 10 vials to 10,000. Shipped via USPS within 5-7 business days. For research use only.

SAMPLE COA
Certificate of Analysis — Tirzepatide
ProductTirzepatide Acetate
CAS Number2023788-19-2
Purity (HPLC)99.4%
Molecular Weight4813.45 Da
AppearanceWhite Lyophilized Powder
Batch No.024-T85-TSX
99%+
HPLC Verified Purity
50+
Research Peptides in Stock
5-7d
Business Days to Ship
USPS
Reliable Delivery
Featured Products

Best-Selling Wholesale Research Peptides

Top-ordered peptides from our catalog of 50+ products — including GLP-1 peptides, recovery compounds, and more. All third-party testable.

GLP-1 · Weight Management

Tirzepatide

CAS2023788-19-2
Purity99.4%
Specs5 / 10 / 15 / 30mg

Dual GIP/GLP-1 receptor agonist — our #1 wholesale seller for metabolic research.

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GLP-1 · Weight Management

Retatrutide

CAS2381089-83-2
Purity99.3%
Specs5 / 10 / 15mg

Triple agonist (GIP/GLP-1/Glucagon) — fastest-growing wholesale demand in 2025–2026.

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Recovery & Repair

BPC-157

CAS137525-51-0
Purity99.04%
Specs5 / 10mg

Body Protection Compound — consistent top seller for tissue repair research.

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Recovery & Repair

TB-500

CAS77591-33-4
Purity99.40%
Specs5 / 10mg

Thymosin Beta-4 fragment — often paired with BPC-157 for research protocols.

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GLP-1 · Weight Management

Semaglutide

CAS910463-68-2
Purity99.25%
Specs3 / 5 / 10mg

GLP-1 receptor agonist — one of the most in-demand research peptides worldwide.

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Anti-Aging · Growth Hormone

Tesamorelin

CAS218949-48-5
Purity99.06%
Specs5 / 10mg

Growth hormone-releasing factor analog — high demand for anti-aging and metabolic research.

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Need More?

GHK-Cu, Semax, PT-141, NAD+, and 40+ other research peptides available. Private label and custom branding options.

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Why KinePeptides

Built for Serious Wholesale Buyers

Not another supplier with a Gmail address and stock photos. We're your dedicated wholesale peptide supply partner — built for B2B.

Third-Party Testable Purity

Real Certificate of Analysis with every batch — HPLC & mass spec reports you can independently verify at Janoshik or any lab of your choice.

Fast & Reliable Shipping

Orders shipped within 5-7 business days via USPS with full tracking. In-stock items may ship sooner.

Flexible Bulk Orders

No rigid MOQs. From 10 vials to 10,000. Trial orders welcome. Private label and custom branding available for your peptide brand.

Risk Protection

Customs seizure? Free reship. Purity below spec? Full refund. Batch-to-batch consistency guaranteed — we stand behind every order.

Transparency

Purity You Can Verify — Certificate of Analysis Included

Recent batch data from our top-selling wholesale peptides. Full COA documents available on request — third-party testable at Janoshik or any independent lab.

Tirzepatide
99.4%
HPLC Verified
BPC-157
99.04%
HPLC Verified
Retatrutide
99.3%
HPLC Verified
Process

How It Works

From inquiry to delivery — four simple steps.

01

Tell Us What You Need

Products, quantities, custom requirements.

02

Get Your Quote

Pricing, availability, and sample COA within 2 hours.

03

Confirm & Pay

T/T, PayPal, or USDT. Flexible terms for trials.

04

Shipped in 5-7 Days

Quality-checked, packed, shipped via USPS with tracking.

Ready to Source
Wholesale Research Peptides?

Tell us what you need — custom quote within 2 hours. No commitment, no minimum for first orders.

  • Free Certificate of Analysis with every quote
  • Bulk orders & trial orders from $2,000
  • Private label, custom branding & vial filling
  • Free reship guarantee on seized orders

Or message us directly — response within 2 hours