PurePEPS reviews
PurePEPS reviews: 10 independent lab tests across 2 products, with a mixed lab record.
Written by the Peptide Vendor Reviews editorial team
Is PurePEPS legit? Lab record: Mixed
How we rate- 10 independent tests
- 4 of 8 lots filled to label
- Median purity 99.66%
- 2 of 2 products graded D or E
Some of PurePEPS's products graded D or E. The shops below tested A or B for the same peptides.
Better-tested BPC-157
PurePEPS graded E. Zenith Jove Peptide ZJ's BPC-157 graded A across 10 tests.
Buy from Zenith Jove Peptide ZJAll better-tested optionsPeptide Vendor Reviews independently tests products and verifies reviews. Public methodology, no pay-to-rank.
Better-tested options
Where PurePEPS 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.
PurePEPS 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 PurePEPS' site.
What the testing shows
Across 8 measured samples from PurePEPS, 4 came in more than 5% under the quantity on the label (50%). Another 4 measured more than 5% over. Purity across 10 readings ran from 98.9% to 99.9%, median 99.66%. Samples span Mar 2025 to Jun 2026.
- Under label
- 4/8
- Median purity
- 99.66%
- Latest sample
- Jun 2026
more than 5% short
98.9%–99.9% range
first tested Mar 2025
Our read on PurePEPS
4 of PurePEPS' 10 graded samples passed (40%), and 60% of all samples were sent in by buyers rather than by the shop.
Results are improving: 67% passed over the latest six months, up from 0% before.
When a sample failed, the most common reason was purity under 99.5% (4 times).
Against the 302 shops with at least five graded tests, PurePEPS' pass rate is at or above 9% of them, and it has more tests on record than 31% of them.
When and how PurePEPS was tested
Samples per month. The darker part of each bar failed.
- Labs used
- Krause Analytical (6), TrustPointe (2), MZ Biolabs (1), Chromate (1)
- Who sent the samples
- buyers 60%, testing programme 40%
- Batches covered
- 4 distinct batch numbers; 1 checked for endotoxins
Why PurePEPS' failed samples failed
The 6 most recent failed tests, with the lab's reason.
TB-500 · Jun 12, 2026
purity under 99.5%
TB-500 · Jun 8, 2026
purity under 99.5%
BPC-157 · Mar 20, 2025
purity under 99.5%
BPC-157 · Mar 3, 2025
purity under 99.5%
BPC-157 · Mar 2, 2025
amount in the vial more than 35% off the label
BPC-157 · Mar 2, 2025
amount in the vial more than 35% off the label
Lab testing results
Independent results across 2 products.
Individual lab tests
Date
6/12/2026
Purity
99.4%
Quantity
5 mg → 4.6 mg
Lab
Krause Analytical
Vial
White label / Silver crimp / Orange cap
Date
6/8/2026
Purity
99.5%
Quantity
5 mg → 4.68 mg
Lab
Krause Analytical
Vial
White label / Silver crimp / Orange cap
Date
6/8/2026
Purity
99.4%
Quantity
5 mg → 4.61 mg
Lab
Krause Analytical
Vial
White label / Silver crimp / Orange cap
Date
6/8/2026
Purity
99.9%
Quantity
5 mg → 5.37 mg
Lab
Krause Analytical
Vial
No label / Silver crimp / Blue cap
Date
6/8/2026
Purity
99.9%
Quantity
5 mg → 5.41 mg
Lab
Krause Analytical
Vial
White label / Silver crimp / Blue cap
| Product | Date | Score | Purity | Quantity | Lab | COA |
|---|---|---|---|---|---|---|
| TB-500White label / Silver crimp / Orange cap | 6/12/2026 | 9.9 | 99.4% | 5 mg → 4.6 mg | Krause Analytical | View |
| TB-500White label / Silver crimp / Orange cap | 6/8/2026 | 9.9 | 99.5% | 5 mg → 4.68 mg | Krause Analytical | View |
| TB-500White label / Silver crimp / Orange cap | 6/8/2026 | 9.9 | 99.4% | 5 mg → 4.61 mg | Krause Analytical | View |
| BPC-157No label / Silver crimp / Blue cap | 6/8/2026 | 10.0 | 99.9% | 5 mg → 5.37 mg | Krause Analytical | View |
| BPC-157White label / Silver crimp / Blue cap | 6/8/2026 | 10.0 | 99.9% | 5 mg → 5.41 mg | Krause Analytical | View |
Which PurePEPS products tested best
BPC-157 and TB-500 graded D or E: a large share of their samples missed purity or quantity thresholds.
Buying from PurePEPS
We don't track PurePEPS' prices yet. Shipping, payment and refund terms are on their site.
The official store is purepeps.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 PurePEPS
Create a free account to save this vendor, get alerts for new lab tests, and watch price changes.
PurePEPS: common questions
Is PurePEPS legit?
We rate lab records, not businesses. Mixed lab record: 10 independent tests, 4 of 8 lots filled to label, median purity 99.66%, 2 of 2 products graded D or E. Each result links to its original certificate in the table above.
What do PurePEPS reviews say?
We don't hold scored customer reviews for PurePEPS yet. The independent lab results on this page are the evidence we have.
Which PurePEPS peptides tested best?
We have graded 2 PurePEPS products. BPC-157 and TB-500 graded D or E.
Is there a PurePEPS coupon code?
We don't have a verified PurePEPS coupon code. A discount changes the price, not what is in the vial.
Ordering from PurePEPS?
Mixed lab record: 10 independent tests, 4 of 8 lots filled to label, median purity 99.66%, 2 of 2 products graded D or E.