SubQ Scientist reviews
SubQ Scientist reviews: 5 independent lab tests across 2 products, with a limited lab record.
Written by the Peptide Vendor Reviews editorial team
Is SubQ Scientist legit? Lab record: Limited
How we rate- 5 independent tests
- 4 of 4 lots filled to label
- Median purity 99.9%
- 1 of 2 products graded D or E
Some of SubQ Scientist's products graded D or E. The shops below tested A or B for the same peptides.
Better-tested Retatrutide
SubQ Scientist 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 SubQ Scientist 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
SubQ Scientist: grade DSubQ Scientist 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 SubQ Scientist's site.
- GHK-CuAGREAT
- Tests
- 2
- Passed
- 100.0%
- RetatrutideDPOOR
- Tests
- 3
- Passed
- 66.7%
What the testing shows
Across 4 measured samples from SubQ Scientist, 0 came in more than 5% under the quantity on the label (0%). Another 3 measured more than 5% over. Purity across 5 readings ran from 99.9% to 99.95%, median 99.9%. Samples span Nov 2025 to Apr 2026.
- Under label
- 0/4
- Median purity
- 99.9%
- Latest sample
- Apr 2026
more than 5% short
99.9%–99.95% range
first tested Nov 2025
Our read on SubQ Scientist
4 of SubQ Scientist's 5 graded samples passed (80%), 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).
Against the 302 shops with at least five graded tests, SubQ Scientist's pass rate is at or above 70% of them, and it has more tests on record than 0% of them.
When and how SubQ Scientist was tested
Samples per month. The darker part of each bar failed.
- Labs used
- Krause Analytical (5)
- Who sent the samples
- buyers 100%
- Batches covered
- No batch numbers on the certificates
Why SubQ Scientist's failed samples failed
The only failed test, with the lab's reason.
Retatrutide · Mar 19, 2026
amount in the vial more than 35% off the label
Lab testing results
Independent results across 2 products.
Individual lab tests
Date
4/28/2026
Purity
99.9%
Quantity
10 mg → 12 mg
Lab
Krause Analytical
Vial
White Label / Silver Crimp / Yellow Cap
Date
3/19/2026
Purity
99.9%
Quantity
10 mg → 3.24 mg
Lab
Krause Analytical
Vial
No Label / Silver Crimp / White Cap
Date
3/2/2026
Purity
99.9%
Quantity
30 mg → 28.8 mg
Lab
Krause Analytical
Vial
White Label / Silver Crimp / Green Cap
Date
3/2/2026
Purity
99.9%
Quantity
50 mg → 58.2 mg
Lab
Krause Analytical
Vial
No Label / Silver Crimp / Clear Cap
Date
11/25/2025
Purity
99.95%
Quantity
50 mg → 52.6 mg
Lab
Krause Analytical
Vial
No Label / Silver Crimp / White Cap
| Product | Date | Score | Purity | Quantity | Lab | COA |
|---|---|---|---|---|---|---|
| RetatrutideWhite Label / Silver Crimp / Yellow Cap | 4/28/2026 | 10.0 | 99.9% | 10 mg → 12 mg | Krause Analytical | View |
| RetatrutideNo Label / Silver Crimp / White Cap | 3/19/2026 | 10.0 | 99.9% | 10 mg → 3.24 mg | Krause Analytical | View |
| RetatrutideWhite Label / Silver Crimp / Green Cap | 3/2/2026 | 10.0 | 99.9% | 30 mg → 28.8 mg | Krause Analytical | View |
| GHK-CuNo Label / Silver Crimp / Clear Cap | 3/2/2026 | 10.0 | 99.9% | 50 mg → 58.2 mg | Krause Analytical | View |
| GHK-CuNo Label / Silver Crimp / White Cap | 11/25/2025 | 10.0 | 99.95% | 50 mg → 52.6 mg | Krause Analytical | View |
Which SubQ Scientist products tested best
GHK-Cu has the strongest record, graded A or B.
Retatrutide graded D or E: a large share of its samples missed purity or quantity thresholds.
Buying from SubQ Scientist
If you order from SubQ Scientist, 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 SubQ Scientist's prices yet. Shipping, payment and refund terms are on their site.
The official store is t.me/SubQScientist. 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 SubQ Scientist
Create a free account to save this vendor, get alerts for new lab tests, and watch price changes.
SubQ Scientist: common questions
Is SubQ Scientist legit?
We rate lab records, not businesses. Limited lab record: 5 independent tests, 4 of 4 lots filled to label, median purity 99.9%, 1 of 2 products graded D or E. Each result links to its original certificate in the table above.
What do SubQ Scientist reviews say?
We don't hold scored customer reviews for SubQ Scientist yet. The independent lab results on this page are the evidence we have.
Which SubQ Scientist peptides tested best?
We have graded 2 SubQ Scientist products. GHK-Cu graded A or B. Retatrutide graded D or E.
Is there a SubQ Scientist coupon code?
We don't have a verified SubQ Scientist coupon code. A discount changes the price, not what is in the vial.
Ordering from SubQ Scientist?
Limited lab record: 5 independent tests, 4 of 4 lots filled to label, median purity 99.9%, 1 of 2 products graded D or E.
About SubQ Scientist
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