🕐

24-Hour Service

Always here when you need us

✈️

Safe Transportation

Protective packaging, every shipment

🔬

Third-Party Tested

HPLC & MS verified, every batch

👨‍🔬

Expert Team

Peptide scientists ready to help

📋

COA Certified

Full documentation with every order

📦

Wholesale Ready

MOQ from 10 units, tiered pricing

OUR STORY

Built on Science.
Delivered with Trust.

MZC is a China-based export brand specializing in high-purity peptide products. Since our founding, we have been committed to one mission — bringing premium peptide science to researchers, clinicians, and wellness professionals worldwide. We bridge China's world-class peptide research ecosystem with global buyers.

Learn More About MZC →
🔬

Professional R&D Team

In-house peptide scientists with expertise in synthesis, formulation, and quality verification. Every product backed by research.

📋

Full COA Documentation

Third-party HPLC and mass spectrometry testing on every batch. Certificate of Analysis shipped with every order.

✈️

48h Global Dispatch

Orders processed and dispatched via international air freight within 48 hours. Tracking provided for every shipment.

// OUR CATALOG

Featured Products

Hand-picked peptides from our catalog — COA-certified, ≥98% purity, trusted by researchers worldwide.

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New
Select options This product has multiple variants. The options may be chosen on the product page

CU100

$97.00
New
Select options This product has multiple variants. The options may be chosen on the product page

CU50

$87.00
New
Select options This product has multiple variants. The options may be chosen on the product page

NJ1000

$147.00
New
Select options This product has multiple variants. The options may be chosen on the product page

RT10

$136.00
New
Select options This product has multiple variants. The options may be chosen on the product page

RT15

$161.00
New
Select options This product has multiple variants. The options may be chosen on the product page

RT20

$191.00
    WHY MZC

    Why Researchers &
    Partners Choose Us

    Six reasons why clinics, distributors, and research labs across 40+ countries trust MZC as their primary peptide supplier.

    Wholesale
    2
    ⚗️

    Purity You Can Verify

    Every batch undergoes HPLC and mass spectrometry testing. Full COA documentation provided — because your research demands accuracy you can confirm.

    🌐

    Global B2B Expertise

    Serving wholesale buyers across the USA, Europe, and Southeast Asia. We understand international compliance and what large-volume buyers actually need.

    ⚡

    48-Hour Processing

    Orders dispatched within 48 hours on business days. Full tracking provided for every shipment. Express and bulk shipping available.

    💰

    Tiered Wholesale Pricing

    The more you order, the better your price. Built for distributors, clinics, and research facilities who need consistent supply at competitive rates.

    💬

    Dedicated WhatsApp Support

    Real humans, real answers. Our team is available via WhatsApp for product questions, custom orders, and account management. No bots.

    🔄

    Flexible Returns Policy

    Damaged, defective, or doesn't match the description — we make it right. Our 14-day return policy covers quality issues, no questions asked.

    // BESTSELLERS

    Hot Sell Products

    Our most ordered compounds — GHK-Cu, BPC-157, Retatrutide, CJC-1295. High purity, fast dispatch, full COA on every vial.

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    New
    Select options This product has multiple variants. The options may be chosen on the product page

    RT5

    $99.00
    New
    Select options This product has multiple variants. The options may be chosen on the product page

    RT10

    $136.00
    New
    Select options This product has multiple variants. The options may be chosen on the product page

    RT15

    $161.00
    New
    Select options This product has multiple variants. The options may be chosen on the product page

    RT20

    $191.00
    New
    Select options This product has multiple variants. The options may be chosen on the product page

    RT30

    $250.00
    New
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    RT40

    $309.00
    New
    Select options This product has multiple variants. The options may be chosen on the product page

    WA10

    $21.00
    New
    Select options This product has multiple variants. The options may be chosen on the product page

    NJ1000

    $147.00
    // CLIENT REVIEWS

    What Our Partners
    Are Saying

    Real feedback from wholesale buyers, clinic owners, and researchers who rely on MZC for consistent, high-purity peptide supply.

    J. Reynolds
    Research Lab Director · USA

    "Consistently high purity on every order. The COA results match exactly what's advertised — that's rare in this industry. MZC is my go-to supplier."

    M. Chen
    Wellness Clinic Owner · Canada

    "Ordered 50+ units for our clinic. Shipping was fast and well-packaged. WhatsApp response time is honestly impressive — answers within minutes."

    A. Kovacs
    Distributor · European Union

    "Tiered pricing makes bulk orders worthwhile. Quality is excellent, documentation is complete, and they actually communicate. Highly recommend."

    Aviana Plummer

    But worse, what if the fish doesn’t fit in the can, the foot’s to big for the boot? Or to small? To short sentences, to many headings, images too.

      // PEPTIDE SCIENCE BLOG

      Latest Research
      & Insights

      In-depth guides on peptide research, storage protocols, wholesale sourcing, and the science behind our most popular compounds.

      visit our blog