Coffee and Peppers reviews
Coffee and Peppers reviews: 38 independent lab tests across 5 products, with a mixed lab record.
Written by the Peptide Vendor Reviews editorial team
Is Coffee and Peppers legit? Lab record: Mixed
How we rate- 38 independent tests
- 32 of 38 lots filled to label
- Median purity 99.8%
- 1 of 4 products graded D or E
Some of Coffee and Peppers's products graded D or E. The shops below tested A or B for the same peptides.
Better-tested BPC-157
Coffee and Peppers graded D. 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 Coffee and Peppers 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.
BPC-157
Coffee and Peppers: grade DCoffee and Peppers 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 Coffee and Peppers' site.
- GHK-CuAGREAT
- Tests
- 3
- Passed
- 100.0%
- RetatrutideBGOOD
- Tests
- 21
- Passed
- 85.7%
- TirzepatideBGOOD
- Tests
- 9
- Passed
- 88.9%
- BPC-157DPOOR
- Tests
- 3
- Passed
- 66.7%
- Tests
- 2
- Passed
- —
What the testing shows
Across 38 measured samples from Coffee and Peppers, 6 came in more than 5% under the quantity on the label (16%). Another 15 measured more than 5% over. Purity across 38 readings ran from 88.7% to 99.95%, median 99.8%. Samples span Oct 2025 to Sep 2026.
- Under label
- 6/38
- Median purity
- 99.8%
- Latest sample
- Sep 2026
more than 5% short
88.7%–99.95% range
first tested Oct 2025
Our read on Coffee and Peppers
31 of Coffee and Peppers' 38 graded samples passed (82%), and 79% of all samples were sent in by buyers rather than by the shop.
Results are improving: 88% passed over the latest six months, up from 77% before.
When a sample failed, the most common reason was purity under 99.5% (5 times).
Against the 302 shops with at least five graded tests, Coffee and Peppers' pass rate is at or above 72% of them, and it has more tests on record than 71% of them.
When and how Coffee and Peppers was tested
Samples per month. The darker part of each bar failed.
- Labs used
- Krause Analytical (19), BTLabs (17), Chromate (2)
- Who sent the samples
- buyers 79%, the shop itself 21%
- Batches covered
- 11 distinct batch numbers; 1 checked for endotoxins
Why Coffee and Peppers' failed samples failed
The 6 most recent failed tests, with the lab's reason.
Retatrutide · Jul 1, 2026
amount in the vial more than 35% off the label
BPC-157 · Mar 29, 2026
amount in the vial more than 35% off the label
Tirzepatide · Mar 2, 2026
purity under 99.5%
Retatrutide · Mar 2, 2026
purity under 99.5%
Tesamorelin · Jan 15, 2026
purity under 99.5%
Retatrutide · Oct 24, 2025
purity under 99.5%
Lab testing results
Independent results across 5 products.
Individual lab tests
Date
9/15/2026
Purity
99.9%
Quantity
10 mg → 10.9 mg
Lab
Krause Analytical
Vial
No label / Silver crimp / Clear Blue cap
Date
9/9/2026
Purity
99.9%
Quantity
20 mg → 16.9 mg
Lab
Krause Analytical
Vial
No label / Silver crimp / Violet cap
Date
9/4/2026
Purity
99.9%
Quantity
50 mg → 51.3 mg
Lab
Krause Analytical
Vial
No label / Silver crimp / Clear cap
Date
7/1/2026
Purity
99.9%
Quantity
10 mg → 9.46 mg
Lab
Krause Analytical
Vial
No label / Silver crimp / Blue cap
Date
7/1/2026
Purity
99.9%
Quantity
10 mg → 14.2 mg
Lab
Krause Analytical
Vial
No label / Silver crimp / Clear Blue cap
| Product | Date | Score | Purity | Quantity | Lab | COA |
|---|---|---|---|---|---|---|
| RetatrutideNo label / Silver crimp / Clear Blue cap | 9/15/2026 | 10.0 | 99.9% | 10 mg → 10.9 mg | Krause Analytical | View |
| RetatrutideNo label / Silver crimp / Violet cap | 9/9/2026 | 10.0 | 99.9% | 20 mg → 16.9 mg | Krause Analytical | View |
| GHK-CuNo label / Silver crimp / Clear cap | 9/4/2026 | 10.0 | 99.9% | 50 mg → 51.3 mg | Krause Analytical | View |
| BPC-157No label / Silver crimp / Blue cap | 7/1/2026 | 10.0 | 99.9% | 10 mg → 9.46 mg | Krause Analytical | View |
| RetatrutideNo label / Silver crimp / Clear Blue cap | 7/1/2026 | 10.0 | 99.9% | 10 mg → 14.2 mg | Krause Analytical | View |
Which Coffee and Peppers products tested best
GHK-Cu, Tirzepatide and Retatrutide have the strongest record, graded A or B.
BPC-157 graded D or E: a large share of its samples missed purity or quantity thresholds.
Buying from Coffee and Peppers
If you order from Coffee and Peppers, 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 Coffee and Peppers' prices yet. Shipping, payment and refund terms are on their site.
The official store is coffeeandpeppers.com/shop. 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 Coffee and Peppers
Create a free account to save this vendor, get alerts for new lab tests, and watch price changes.
Coffee and Peppers: common questions
Is Coffee and Peppers legit?
We rate lab records, not businesses. Mixed lab record: 38 independent tests, 32 of 38 lots filled to label, median purity 99.8%, 1 of 4 products graded D or E. Each result links to its original certificate in the table above.
What do Coffee and Peppers reviews say?
We don't hold scored customer reviews for Coffee and Peppers yet. The independent lab results on this page are the evidence we have.
Which Coffee and Peppers peptides tested best?
We have graded 4 Coffee and Peppers products. GHK-Cu, Tirzepatide and Retatrutide graded A or B. BPC-157 graded D or E.
Is there a Coffee and Peppers coupon or discount code?
We don't have a verified Coffee and Peppers coupon or discount code. A discount changes the price, not what is in the vial.
What do people say about Coffee and Peppers on Reddit and forums?
Forum and Reddit reports on Coffee and Peppers vary, as they do for most shops. Posts that name a lot number can be checked against the certificates here.
Ordering from Coffee and Peppers?
Mixed lab record: 38 independent tests, 32 of 38 lots filled to label, median purity 99.8%, 1 of 4 products graded D or E.
About Coffee and Peppers
Discord seller https://discord.com/invite/gRZB5HKA3Y