Research Use Only | 99%+ Purity | Janoshik COA | Domestic Shipping: USA EU UK CA AU SG TH VN
๐บ๐ธ USA Warehouse (Updated Sep 24, 2026)
In Stock๐ช๐บ EU Warehouse (Updated Sep 24, 2026)
In Stock๐ฌ๐ง UK Warehouse (Updated Sep 24, 2026)
In Stock๐ฆ๐บ AU Warehouse (Updated Sep 24, 2026)
In Stock๐จ๐ฆ CA Warehouse (Updated Sep 24, 2026)
In StockInternational Research Peptide Supplier
Research Peptide Science, Made Accessible — Shipped From Your Local Warehouse
QSC's mission is to make research peptides more accessible. As a direct manufacturer and through trusted manufacturing partners, every compound is verified at ≥99% purity by Janoshik Analytical Laboratories and ships domestically from USA, EU, UK, Canada, Australia, Singapore, Thailand and Vietnam.
Top Supplier & Partner
Direct manufacturer and trusted partner network — rigorously vetted for quality and consistency across every product line.
≥99% Purity Verified
HPLC and mass spectrometry on every batch. COAs published on each product page, verifiable via the Janoshik portal.
8-Region Warehouses
USA · EU · UK · Canada · Australia · Singapore · Thailand · Vietnam — Domestic delivery, no customs
100+ Countries Served
International shipping available via China warehouse for all regions not covered by a domestic warehouse.
How to Order
Ordering & Shipping Process
From checkout to delivery — here's exactly how every QSC order works.
Step 1 — Place Your Order
Add to Cart
Browse and add items at qscpeptidew.com/shop
Checkout & Pay
Use Bitcoin (BTC), ETH, USDT, USDC, or bank wire transfer
Order Confirmation
Recharge requires submitting payment proof. Account balance will be credited upon payment receipt to complete your order.
Tracking Email
After order completion, order number will be issued within 1–4 business days. You can track the logistics status on our site.
Crypto orders are processed within 1-3 business days after payment is confirmed on the blockchain. Wire transfer orders are processed after payment is received, typically within 3-5 business days.
SWIFT Bank Wire Payments
Now accepting bank wire transfers and international wire transfers, Bitcoin (BTC), Ethereum (ETH), USDT, USDC. Use account balance to pay for orders. Contact online customer service for any questions.
Note: Cryptocurrency (BTC/USDT) is our preferred payment method and typically processes faster than SWIFT.
Please note:
- Include your Order Number in the payment reference/memo field
- Send in USD only
- International wire fees are the sender's responsibility
- Allow 3–5 business days for payment to clear
- If your bank asks for an intermediary bank, none is required
Step 2 — Delivery Timelines
Domestic Warehouse
Ships directly to your local carrier — no customs, no international transit.
3–7 business days
China Warehouse
Used for international orders or when an item is out of stock at your regional warehouse.
7–14 business days
Local carrier tracking activates after customs clearance — no activity before that is normal. Use the QSC tracking page to see full transit status.
About QSC
QSC is one of the most recognised peptide suppliers in the global research community, making high-purity research peptides more accessible to laboratories, distributors, and researchers across more than 100 countries.
QSC operates as both a direct manufacturer and through a vetted partnership model. Core peptides are produced in-house using solid-phase peptide synthesis (SPPS), advanced purification systems, and full analytical testing. QSC also partners with rigorously vetted manufacturers to expand its catalog — ensuring every product, whether in-house or partner-sourced, undergoes the same quality control process including HPLC purity analysis, mass spectrometry, and impurity profiling.
The qscpeptidew.com storefront is the dedicated US and international distribution interface for QSC products, serving researchers in North America, Europe, Oceania, Asia, and beyond. Independent purity verification on every batch is performed by Janoshik Analytical Laboratories and is publicly verifiable by batch number.
Manufacturing
In-house SPPS · Automated synthesis · Lyophilization lines · Vetted partner network
Quality Control
HPLC purity analysis · Mass spectrometry · Impurity profiling · Uniform QC on all sources
Transparency
COA on every product page · Janoshik verified · Batch traceable · Publicly verifiable
Reach
100+ countries supplied · 8 domestic warehouse regions · Free shipping all orders
Browse by Research Category
QSC carries 75+ research compounds across 8 categories.
Frequently Asked Questions
Where does QSC ship research peptides from?
QSC maintains domestic warehouses in the United States, European Union, United Kingdom, Canada, Australia, Singapore, Thailand, and Vietnam. When your product is in stock locally, it ships domestically with no customs clearance required. If an item is not available at your regional warehouse, it will ship from QSC's China facility — you will receive a separate tracking number and the delivery window will be 7–14 business days. Orders with multiple items may ship from more than one warehouse and arrive separately.
What purity is this QSC compound?
All QSC compounds are tested to ≥99% purity by HPLC peak area analysis on every production batch. MS molecular weight confirmed. COA is independently verifiable at verify.janoshik.com.
Is QSC a manufacturer or a reseller?
QSC operates as both a direct manufacturer and through a partnership model. Core peptides are produced in-house using solid-phase peptide synthesis (SPPS), purified by preparative HPLC, lyophilized, and analytically verified. QSC also partners with rigorously vetted manufacturers to expand its product range — all partner-sourced products undergo the same QSC quality control process before distribution. QSC does not source product from undisclosed or unvetted third parties.
What payment methods does QSC accept?
QSC accepts Bitcoin (BTC), USDT (ERC-20) cryptocurrency, and SWIFT international bank wire transfers for orders worldwide. After checkout you will receive payment instructions and a confirmation email with tracking information once your order ships.
Are QSC peptides safe for human use?
All products sold on qscpeptidew.com are intended strictly for laboratory research purposes only. They are not approved for human consumption, veterinary use, or any other application. Researchers are responsible for understanding and complying with local regulations in their jurisdiction.
QSC Network
Compound reference, COA verification, and regional warehouse information.