Hunan Goodpeptides Biotech Co Lab Results
Hunan Goodpeptides Biotech Co Lab Results: 4 independent lab tests across 1 product, with a limited lab record.
Written by the Peptide Vendor Reviews editorial team
Is Hunan GoodPeptides Biotech Co legit? Lab record: Limited
How we rate- 4 independent tests
- 2 of 4 lots filled to label
- Median purity 99.91%
- Its tested product graded C or better
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4 independent COAs · not paid-to-rank · 2 of 4 lots under label
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Hunan GoodPeptides Biotech Co 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 Hunan GoodPeptides Biotech Co's site.
- TirzepatideCOKAY
- Tests
- 4
- Passed
- 75.0%
What the testing shows
Across 4 measured samples from Hunan GoodPeptides Biotech Co, 2 came in more than 5% under the quantity on the label (50%). Purity across 4 readings ran from 82.7% to 99.92%, median 99.91%. Samples span Jul 2025 to Sep 2026.
- Under label
- 2/4
- Median purity
- 99.91%
- Latest sample
- Sep 2026
- Ships from
- China
more than 5% short
82.7%–99.92% range
first tested Jul 2025
per vendor listing
Our read on Hunan GoodPeptides Biotech Co
3 of Hunan GoodPeptides Biotech Co's 4 graded samples passed (75%), and 100% of all samples were sent in by buyers rather than by the shop.
When a sample failed, the most common reason was purity under 99.5% (1 time).
When and how Hunan GoodPeptides Biotech Co was tested
Samples per month. The darker part of each bar failed.
- Labs used
- Krause Analytical (3), Harrens Lab (1)
- Who sent the samples
- buyers 100%
- Batches covered
- 3 distinct batch numbers
Why Hunan GoodPeptides Biotech Co's failed samples failed
The only failed test, with the lab's reason.
Tirzepatide · Sep 24, 2026
purity under 99.5%
Lab testing results
Independent results across 1 product.
Individual lab tests
Date
9/24/2026
Purity
82.7%
Quantity
10 mg → 8.27 mg
Lab
Harrens Lab
Vial
No label / Silver crimp / Green cap
Date
3/6/2026
Purity
99.9%
Quantity
20 mg → 17.4 mg
Lab
Krause Analytical
Vial
No Label / Silver Crimp / Yellow Cap
Date
7/25/2025
Purity
99.91%
Quantity
5 mg → 4.8 mg
Lab
Krause Analytical
Vial
White Label / Copper Crimp / Clear Cap
Date
7/25/2025
Purity
99.92%
Quantity
10 mg → 9.57 mg
Lab
Krause Analytical
Vial
No Label / Copper Crimp / Clear Cap
| Product | Date | Score | Purity | Quantity | Lab | COA |
|---|---|---|---|---|---|---|
| TirzepatideNo label / Silver crimp / Green cap | 9/24/2026 | 8.3 | 82.7% | 10 mg → 8.27 mg | Harrens Lab | View |
| TirzepatideNo Label / Silver Crimp / Yellow Cap | 3/6/2026 | 10.0 | 99.9% | 20 mg → 17.4 mg | Krause Analytical | View |
| TirzepatideWhite Label / Copper Crimp / Clear Cap | 7/25/2025 | 10.0 | 99.91% | 5 mg → 4.8 mg | Krause Analytical | View |
| TirzepatideNo Label / Copper Crimp / Clear Cap | 7/25/2025 | 10.0 | 99.92% | 10 mg → 9.57 mg | Krause Analytical | View |
Which Hunan GoodPeptides Biotech Co products tested best
Tirzepatide graded C.
Buying from Hunan GoodPeptides Biotech Co
We don't track Hunan GoodPeptides Biotech Co's prices yet. Shipping, payment and refund terms are on their site.
The official store is www.goodpeptides.com. Check the address before you pay.
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 Hunan GoodPeptides Biotech Co
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Hunan GoodPeptides Biotech Co: common questions
Is Hunan GoodPeptides Biotech Co legit?
We rate lab records, not businesses. Limited lab record: 4 independent tests, 2 of 4 lots filled to label, median purity 99.91%, its tested product graded C or better. Each result links to its original certificate in the table above.
What do Hunan GoodPeptides Biotech Co reviews say?
We don't hold scored customer reviews for Hunan GoodPeptides Biotech Co yet. The independent lab results on this page are the evidence we have.
Which Hunan GoodPeptides Biotech Co peptides tested best?
We have graded 1 Hunan GoodPeptides Biotech Co product.
Is there a Hunan GoodPeptides Biotech Co coupon code?
We don't have a verified Hunan GoodPeptides Biotech Co coupon code. A discount changes the price, not what is in the vial.
Where does Hunan GoodPeptides Biotech Co ship from?
Public listings place Hunan GoodPeptides Biotech Co's shipping origin in China. Check the shop's own shipping page before ordering, as origin can change.
Ordering from Hunan GoodPeptides Biotech Co?
Limited lab record: 4 independent tests, 2 of 4 lots filled to label, median purity 99.91%, its tested product graded C or better.
Contact
- China
- www.goodpeptides.com