Is Shenzhen Jiechuang Trading Legit
Is Shenzhen Jiechuang Trading Legit? 21 independent lab tests across 3 products, with a mixed lab record.
Written by the Peptide Vendor Reviews editorial team
Lab record: Mixed
How we rate- 21 independent tests
- 10 of 18 lots filled to label
- Median purity 99.9%
- 1 of 3 products graded D or E
Some of Shenzhen Jiechuang Trading's products graded D or E. The shops below tested A or B for the same peptides.
Better-tested Tesamorelin
Shenzhen Jiechuang Trading graded D. Shanghai ERP peptide Biotechnology's Tesamorelin graded A across 13 tests.
Buy from Shanghai ERP peptide BiotechnologyAll better-tested optionsPeptide Vendor Reviews independently tests products and verifies reviews. Public methodology, no pay-to-rank.
Better-tested options
Where Shenzhen Jiechuang Trading graded D or E, these shops' samples of the same peptide graded A or B. Ordered by grade, then price per mg. Partner status never changes the order.
Tesamorelin
Shenzhen Jiechuang Trading: grade DShenzhen Jiechuang Trading products we've tested
Best-graded first. Grades come from the share of each product's samples that passed purity and quantity checks. Buy links open Shenzhen Jiechuang Trading's site.
- RetatrutideAGREAT
- Tests
- 6
- Passed
- 100.0%
- TirzepatideBGOOD
- Tests
- 11
- Passed
- 81.8%
- TesamorelinDPOOR
- Tests
- 4
- Passed
- 66.7%
What the testing shows
Across 18 measured samples from Shenzhen Jiechuang Trading, 8 came in more than 5% under the quantity on the label (44%). Another 5 measured more than 5% over. Purity across 18 readings ran from 97.93% to 99.99%, median 99.9%. Samples span Jun 2025 to Oct 2026.
- Under label
- 8/18
- Median purity
- 99.9%
- Latest sample
- Oct 2026
- Ships from
- China
more than 5% short
97.93%–99.99% range
first tested Jun 2025
per vendor listing
Our read on Shenzhen Jiechuang Trading
17 of Shenzhen Jiechuang Trading's 20 graded samples passed (85%), and 100% of all samples were sent in by buyers rather than by the shop.
The pass rate has held steady: 86% over the latest six months against 85% before.
When a sample failed, the most common reason was the lab could not confirm it was the labelled peptide (2 times).
Against the 302 shops with at least five graded tests, Shenzhen Jiechuang Trading's pass rate is at or above 80% of them, and it has more tests on record than 54% of them.
When and how Shenzhen Jiechuang Trading was tested
Samples per month. The darker part of each bar failed.
- Labs used
- Krause Analytical (10), BTLabs (8), PharmLabs (1), Harrens Lab (1)
- Who sent the samples
- buyers 100%
- Batches covered
- 6 distinct batch numbers; 1 checked for endotoxins
Why Shenzhen Jiechuang Trading's failed samples failed
The 3 most recent failed tests, with the lab's reason.
Tesamorelin · Aug 6, 2026
the lab could not confirm it was the labelled peptide
Tirzepatide · Mar 4, 2026
the lab could not confirm it was the labelled peptide
Tirzepatide · Feb 26, 2026
purity under 99.5%
Lab testing results
Independent results across 3 products.
Individual lab tests
Date
10/14/2026
Purity
99.99%
Quantity
30 mg → 29.68 mg
Lab
PharmLabs
Vial
Silver crimp / Black cap
Date
10/9/2026
Purity
99.9%
Quantity
10 mg → 9.99 mg
Lab
Harrens Lab
Vial
Silver crimp / White cap
Date
9/19/2026
Purity
99.9%
Quantity
40 mg → 42.6 mg
Lab
BTLabs
Vial
No label / Silver crimp / Blue cap
Date
8/6/2026
Purity
—
Quantity
—
Lab
BTLabs
Vial
No label / Silver crimp / Black cap
Date
8/3/2026
Purity
99.9%
Quantity
20 mg → 17.8 mg
Lab
Krause Analytical
Vial
No label / Silver crimp / White cap
| Product | Date | Score | Purity | Quantity | Lab | COA |
|---|---|---|---|---|---|---|
| TirzepatideSilver crimp / Black cap | 10/14/2026 | 10.0 | 99.99% | 30 mg → 29.68 mg | PharmLabs | View |
| RetatrutideSilver crimp / White cap | 10/9/2026 | 10.0 | 99.9% | 10 mg → 9.99 mg | Harrens Lab | View |
| TirzepatideNo label / Silver crimp / Blue cap | 9/19/2026 | 10.0 | 99.9% | 40 mg → 42.6 mg | BTLabs | View |
| TesamorelinNo label / Silver crimp / Black cap | 8/6/2026 | — | — | BTLabs | View | |
| RetatrutideNo label / Silver crimp / White cap | 8/3/2026 | 10.0 | 99.9% | 20 mg → 17.8 mg | Krause Analytical | View |
Which Shenzhen Jiechuang Trading products tested best
Retatrutide and Tirzepatide have the strongest record, graded A or B.
Tesamorelin graded D or E: a large share of its samples missed purity or quantity thresholds.
Buying from Shenzhen Jiechuang Trading
If you order from Shenzhen Jiechuang Trading, the A- and B-graded products are the safer picks on this record. For the weaker ones, the better-tested options on this page come from other shops.
We don't track Shenzhen Jiechuang Trading's prices yet. Shipping, payment and refund terms are on their site.
What to check before you pay
- The lot number on the vial matches the certificate
- The certificate names the lab and the test date
- Fill versus label, not purity alone
- A refund policy in writing
Track Shenzhen Jiechuang Trading
Create a free account to save this vendor, get alerts for new lab tests, and watch price changes.
Shenzhen Jiechuang Trading: common questions
Is Shenzhen Jiechuang Trading legit?
We rate lab records, not businesses. Mixed lab record: 21 independent tests, 10 of 18 lots filled to label, median purity 99.9%, 1 of 3 products graded D or E. Each result links to its original certificate in the table above.
What do Shenzhen Jiechuang Trading reviews say?
We don't hold scored customer reviews for Shenzhen Jiechuang Trading yet. The independent lab results on this page are the evidence we have.
Which Shenzhen Jiechuang Trading peptides tested best?
We have graded 3 Shenzhen Jiechuang Trading products. Retatrutide and Tirzepatide graded A or B. Tesamorelin graded D or E.
Is there a Shenzhen Jiechuang Trading coupon code?
We don't have a verified Shenzhen Jiechuang Trading coupon code. A discount changes the price, not what is in the vial.
Where does Shenzhen Jiechuang Trading ship from?
Public listings place Shenzhen Jiechuang Trading's shipping origin in China. Check the shop's own shipping page before ordering, as origin can change.
About Shenzhen Jiechuang Trading
This vendor from simple search doesnt seam to be trading in Peptides
Contact
- China