Lejian Biotech Peptide reviews
Lejian Biotech Peptide reviews: 8 independent lab tests across 1 product, with a limited lab record.
Written by the Peptide Vendor Reviews editorial team
Is Lejian Biotech Peptide legit? Lab record: Limited
How we rate- 8 independent tests
- 8 of 8 lots filled to label
- Median purity 99.9%
- Its tested product graded C or better
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Vendor website
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8 independent COAs · not paid-to-rank · 0 of 8 lots under label
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Lejian Biotech Peptide 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 Lejian Biotech Peptide's site.
- RetatrutideAGREAT
- Tests
- 8
- Passed
- 100.0%
What the testing shows
Across 8 measured samples from Lejian Biotech Peptide, 0 came in more than 5% under the quantity on the label (0%). Another 3 measured more than 5% over. Purity across 8 readings ran from 99.5% to 99.95%, median 99.9%. Samples span Dec 2025 to Jul 2026.
- Under label
- 0/8
- Median purity
- 99.9%
- Latest sample
- Jul 2026
- Ships from
- China
more than 5% short
99.5%–99.95% range
first tested Dec 2025
per vendor listing
Our read on Lejian Biotech Peptide
8 of Lejian Biotech Peptide's 8 graded samples passed (100%), and 100% of all samples were sent in by buyers rather than by the shop.
The pass rate has held steady: 100% over the latest six months against 100% before.
Against the 302 shops with at least five graded tests, Lejian Biotech Peptide's pass rate is at or above 100% of them, and it has more tests on record than 22% of them.
When and how Lejian Biotech Peptide was tested
Samples per month. The darker part of each bar failed.
- Labs used
- Krause Analytical (6), BTLabs (2)
- Who sent the samples
- buyers 100%
- Batches covered
- 4 distinct batch numbers; 1 checked for endotoxins
Lab testing results
Independent results across 1 product.
Individual lab tests
Date
7/17/2026
Purity
99.9%
Quantity
10 mg → 9.56 mg
Lab
Krause Analytical
Vial
No label / Silver crimp / White cap
Date
7/17/2026
Purity
99.9%
Quantity
20 mg → 19.2 mg
Lab
Krause Analytical
Vial
No label / Silver crimp / Black cap
Date
5/19/2026
Purity
99.9%
Quantity
10 mg → 10.2 mg
Lab
Krause Analytical
Vial
No Label / Silver Crimp / White Cap
Date
3/7/2026
Purity
99.8%
Quantity
20 mg → 21.4 mg
Lab
BTLabs
Vial
No Label / Silver Crimp / Clear Blue Cap
Date
1/26/2026
Purity
99.5%
Quantity
30 mg → 35.2 mg
Lab
Krause Analytical
Vial
No Label / Silver Crimp / White Cap
| Product | Date | Score | Purity | Quantity | Lab | COA |
|---|---|---|---|---|---|---|
| RetatrutideNo label / Silver crimp / White cap | 7/17/2026 | 10.0 | 99.9% | 10 mg → 9.56 mg | Krause Analytical | View |
| RetatrutideNo label / Silver crimp / Black cap | 7/17/2026 | 10.0 | 99.9% | 20 mg → 19.2 mg | Krause Analytical | View |
| RetatrutideNo Label / Silver Crimp / White Cap | 5/19/2026 | 10.0 | 99.9% | 10 mg → 10.2 mg | Krause Analytical | View |
| RetatrutideNo Label / Silver Crimp / Clear Blue Cap | 3/7/2026 | 10.0 | 99.8% | 20 mg → 21.4 mg | BTLabs | View |
| RetatrutideNo Label / Silver Crimp / White Cap | 1/26/2026 | 9.9 | 99.5% | 30 mg → 35.2 mg | Krause Analytical | View |
Which Lejian Biotech Peptide products tested best
Retatrutide has the strongest record, graded A or B.
Buying from Lejian Biotech Peptide
If you order from Lejian Biotech Peptide, start with the graded products in the table: each one links straight to the shop.
We don't track Lejian Biotech Peptide's prices yet. Shipping, payment and refund terms are on their site.
The official store is lejianbiotech-peptide.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 Lejian Biotech Peptide
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Lejian Biotech Peptide: common questions
Is Lejian Biotech Peptide legit?
We rate lab records, not businesses. Limited lab record: 8 independent tests, 8 of 8 lots filled to label, median purity 99.9%, its tested product graded C or better. Each result links to its original certificate in the table above.
What do Lejian Biotech Peptide reviews say?
We don't hold scored customer reviews for Lejian Biotech Peptide yet. The independent lab results on this page are the evidence we have.
Which Lejian Biotech Peptide peptides tested best?
We have graded 1 Lejian Biotech Peptide product. Retatrutide graded A or B.
Is there a Lejian Biotech Peptide coupon code?
We don't have a verified Lejian Biotech Peptide coupon code. A discount changes the price, not what is in the vial.
Where does Lejian Biotech Peptide ship from?
Public listings place Lejian Biotech Peptide's shipping origin in China. Check the shop's own shipping page before ordering, as origin can change.
Ordering from Lejian Biotech Peptide?
Limited lab record: 8 independent tests, 8 of 8 lots filled to label, median purity 99.9%, its tested product graded C or better.