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Wholesale supplier
  • Tested
  • COA
  • Janoshik

SinoSource Peptides — Wholesale Peptide Supplier: MOQ, Pricing & COAs

One of China's largest bulk peptide manufacturers. We supply pharmaceutical-grade raw peptide powder directly from our GMP-certified facility in Wuhan. All batches are independently tested by Janoshik Analytical with public COA reports.

4.3Rated 4.3 out of 5PeptidesFinder editorial rating

Wholesale pricing is quote-based. Send an enquiry here and the supplier replies in your inbox with MOQ pricing, availability and lead times.

Supplier snapshot

Min. order qty

10g

Price basis

Per gram (bulk tier discounts at 50g, 100g, 500g)

Lead time

3–5 business days after payment

Ships from

China (Wuhan)

Est. ship time

10–18 business days

Reship policy

Free reship on confirmed seizure with tracking evidence

Samples

Available

Current promos(1)

  • New Buyer Discount

    10% off your first bulk order. Applies to orders over 50g.

    Expires Dec 31, 2026

Quality & payment

Third-party testing

Yes — independently tested

Janoshik verified

Yes

Crypto

Accepted

Wire transfer

Accepted

Peptides offered(20)

Frequently asked questions

What is SinoSource Peptides's minimum order quantity?
SinoSource Peptides's minimum order quantity is 10g (Per gram (bulk tier discounts at 50g, 100g, 500g)).
What are SinoSource Peptides's lead and shipping times?
Lead time is 3–5 business days after payment. Estimated shipping time is 10–18 business days.
Does SinoSource Peptides provide COAs and third-party testing?
Yes — SinoSource Peptides provides certificates of analysis, including third-party (e.g. Janoshik) lab testing.
What payment methods does SinoSource Peptides accept?
SinoSource Peptides accepts bank wire / TT and cryptocurrency.
How do I get a wholesale quote from SinoSource Peptides?
Send an enquiry through PeptidesFinder using the "Contact vendor for a quote" button on this page. SinoSource Peptides replies in your inbox with MOQ pricing, availability and lead times.

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