Peptide Biotechnology reviews
Peptide Biotechnology reviews: 3 independent lab tests across 1 product, with a limited lab record.
Written by the Peptide Vendor Reviews editorial team
Is Peptide Biotechnology legit? Lab record: Limited
How we rate- 3 independent tests
- 3 of 3 lots filled to label
- Median purity 99.8%
- 1 of 1 product graded D or E
Some of Peptide Biotechnology's products graded D or E. The shops below tested A or B for the same peptides.
Better-tested Retatrutide
Peptide Biotechnology graded D. Paradigm Peptide's Retatrutide graded A across 8 tests, $10.00 / mg.
Buy from Paradigm PeptideAll better-tested optionsPeptide Vendor Reviews independently tests products and verifies reviews. Public methodology, no pay-to-rank.
Better-tested options
Where Peptide Biotechnology 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.
Retatrutide
Peptide Biotechnology: grade DPeptide Biotechnology 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 Peptide Biotechnology's site.
- RetatrutideDPOOR
- Tests
- 3
- Passed
- 66.7%
What the testing shows
Across 3 measured samples from Peptide Biotechnology, 0 came in more than 5% under the quantity on the label (0%). Another 2 measured more than 5% over. Purity across 3 readings ran from 99.8% to 99.94%, median 99.8%. Samples span Sep 2025 to Jun 2026.
- Under label
- 0/3
- Median purity
- 99.8%
- Latest sample
- Jun 2026
- Ships from
- China
more than 5% short
99.8%–99.94% range
first tested Sep 2025
per vendor listing
Our read on Peptide Biotechnology
2 of Peptide Biotechnology's 3 graded samples passed (67%), and 100% of all samples were sent in by buyers rather than by the shop.
When a sample failed, the most common reason was amount in the vial more than 35% off the label (1 time).
When and how Peptide Biotechnology was tested
Samples per month. The darker part of each bar failed.
- Labs used
- Krause Analytical (2), BTLabs (1)
- Who sent the samples
- buyers 100%
- Batches covered
- No batch numbers on the certificates
Why Peptide Biotechnology's failed samples failed
The only failed test, with the lab's reason.
Retatrutide · Sep 10, 2025
amount in the vial more than 35% off the label
Lab testing results
Independent results across 1 product.
Individual lab tests
Date
6/17/2026
Purity
99.8%
Quantity
10 mg → 9.8 mg
Lab
BTLabs
Vial
White label / Silver crimp / Green cap
Date
1/26/2026
Purity
99.8%
Quantity
5 mg → 6.59 mg
Lab
Krause Analytical
Vial
No Label / Silver Crimp / Purple Cap
Date
9/10/2025
Purity
99.94%
Quantity
10 mg → 15.5 mg
Lab
Krause Analytical
Vial
No Label / Silver Crimp / Green Cap
| Product | Date | Score | Purity | Quantity | Lab | COA |
|---|---|---|---|---|---|---|
| RetatrutideWhite label / Silver crimp / Green cap | 6/17/2026 | 10.0 | 99.8% | 10 mg → 9.8 mg | BTLabs | View |
| RetatrutideNo Label / Silver Crimp / Purple Cap | 1/26/2026 | 10.0 | 99.8% | 5 mg → 6.59 mg | Krause Analytical | View |
| RetatrutideNo Label / Silver Crimp / Green Cap | 9/10/2025 | 10.0 | 99.94% | 10 mg → 15.5 mg | Krause Analytical | View |
Which Peptide Biotechnology products tested best
Retatrutide graded D or E: a large share of its samples missed purity or quantity thresholds.
Buying from Peptide Biotechnology
We don't track Peptide Biotechnology's prices yet. Shipping, payment and refund terms are on their site.
The official store is Whatsapp +852 7042 0967. 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 Peptide Biotechnology
Create a free account to save this vendor, get alerts for new lab tests, and watch price changes.
Peptide Biotechnology: common questions
Is Peptide Biotechnology legit?
We rate lab records, not businesses. Limited lab record: 3 independent tests, 3 of 3 lots filled to label, median purity 99.8%, 1 of 1 product graded D or E. Each result links to its original certificate in the table above.
What do Peptide Biotechnology reviews say?
We don't hold scored customer reviews for Peptide Biotechnology yet. The independent lab results on this page are the evidence we have.
Which Peptide Biotechnology peptides tested best?
We have graded 1 Peptide Biotechnology product. Retatrutide graded D or E.
Is there a Peptide Biotechnology coupon code?
We don't have a verified Peptide Biotechnology coupon code. A discount changes the price, not what is in the vial.
Where does Peptide Biotechnology ship from?
Public listings place Peptide Biotechnology's shipping origin in China. Check the shop's own shipping page before ordering, as origin can change.