SYS Pharma Corp reviews
SYS Pharma Corp reviews: 4 independent lab tests across 1 product, with a limited lab record.
Written by the Peptide Vendor Reviews editorial team
Is SYS Pharma Corp legit? Lab record: Limited
How we rate- 4 independent tests
- 2 of 4 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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4 independent COAs · not paid-to-rank · 2 of 4 lots under label
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Peptide Vendor Reviews independently tests products and verifies reviews. Public methodology, no pay-to-rank.
SYS Pharma Corp 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 SYS Pharma Corp's site.
- RetatrutideCOKAY
- Tests
- 4
- Passed
- 75.0%
What the testing shows
Across 4 measured samples from SYS Pharma Corp, 2 came in more than 5% under the quantity on the label (50%). Purity across 4 readings ran from 99.9% to 99.9%, median 99.9%. Samples span Dec 2025 to Jul 2026.
- Under label
- 2/4
- Median purity
- 99.9%
- Latest sample
- Jul 2026
- Ships from
- China
more than 5% short
99.9%–99.9% range
first tested Dec 2025
per vendor listing
Our read on SYS Pharma Corp
3 of SYS Pharma Corp's 4 graded samples passed (75%), 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 SYS Pharma Corp was tested
Samples per month. The darker part of each bar failed.
- Labs used
- Krause Analytical (4)
- Who sent the samples
- buyers 100%
- Batches covered
- 2 distinct batch numbers; 1 checked for endotoxins
Why SYS Pharma Corp's failed samples failed
The only failed test, with the lab's reason.
Retatrutide · Dec 17, 2025
amount in the vial more than 35% off the label
Lab testing results
Independent results across 1 product.
Individual lab tests
Date
7/13/2026
Purity
99.9%
Quantity
20 mg → 19.6 mg
Lab
Krause Analytical
Vial
No label / Silver crimp / Black cap
Date
4/28/2026
Purity
99.9%
Quantity
30 mg → 29.1 mg
Lab
Krause Analytical
Vial
No Label / Silver Crimp / Blue Cap
Date
3/12/2026
Purity
99.9%
Quantity
10 mg → 8.24 mg
Lab
Krause Analytical
Vial
White Label / Silver Crimp / Yellow Cap
Date
12/17/2025
Purity
99.9%
Quantity
20 mg → 12 mg
Lab
Krause Analytical
Vial
No Label / Silver Crimp / Black Cap
| Product | Date | Score | Purity | Quantity | Lab | COA |
|---|---|---|---|---|---|---|
| RetatrutideNo label / Silver crimp / Black cap | 7/13/2026 | 10.0 | 99.9% | 20 mg → 19.6 mg | Krause Analytical | View |
| RetatrutideNo Label / Silver Crimp / Blue Cap | 4/28/2026 | 10.0 | 99.9% | 30 mg → 29.1 mg | Krause Analytical | View |
| RetatrutideWhite Label / Silver Crimp / Yellow Cap | 3/12/2026 | 10.0 | 99.9% | 10 mg → 8.24 mg | Krause Analytical | View |
| RetatrutideNo Label / Silver Crimp / Black Cap | 12/17/2025 | 10.0 | 99.9% | 20 mg → 12 mg | Krause Analytical | View |
Which SYS Pharma Corp products tested best
Retatrutide graded C.
Buying from SYS Pharma Corp
We don't track SYS Pharma Corp's prices yet. Shipping, payment and refund terms are on their site.
The official store is sys-pharma.lookchem.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 SYS Pharma Corp
Create a free account to save this vendor, get alerts for new lab tests, and watch price changes.
SYS Pharma Corp: common questions
Is SYS Pharma Corp legit?
We rate lab records, not businesses. Limited lab record: 4 independent tests, 2 of 4 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 SYS Pharma Corp reviews say?
We don't hold scored customer reviews for SYS Pharma Corp yet. The independent lab results on this page are the evidence we have.
Which SYS Pharma Corp peptides tested best?
We have graded 1 SYS Pharma Corp product.
Is there a SYS Pharma Corp coupon code?
We don't have a verified SYS Pharma Corp coupon code. A discount changes the price, not what is in the vial.
Where does SYS Pharma Corp ship from?
Public listings place SYS Pharma Corp's shipping origin in China. Check the shop's own shipping page before ordering, as origin can change.
Ordering from SYS Pharma Corp?
Limited lab record: 4 independent tests, 2 of 4 lots filled to label, median purity 99.9%, its tested product graded C or better.