SaiyanMed reviews
SaiyanMed reviews: 48 independent lab tests across 6 products, with a mixed lab record.
Written by the Peptide Vendor Reviews editorial team
Is SaiyanMed legit? Lab record: Mixed
How we rate- 48 independent tests
- 26 of 45 lots filled to label
- Median purity 99.9%
- 1 of 6 products graded D or E
Some of SaiyanMed's products graded D or E. The shops below tested A or B for the same peptides.
Better-tested GHK-Cu
SaiyanMed graded D. Verified Peptides's GHK-Cu graded A across 3 tests, $0.45 / mg.
Buy from Verified PeptidesAll better-tested optionsPeptide Vendor Reviews independently tests products and verifies reviews. Public methodology, no pay-to-rank.
Better-tested options
Where SaiyanMed 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.
GHK-Cu
SaiyanMed: grade DSaiyanMed 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 SaiyanMed's site.
- RetatrutideAGREAT
- Tests
- 24
- Passed
- 95.2%
- TirzepatideAGREAT
- Tests
- 7
- Passed
- 100.0%
- TesamorelinAGREAT
- Tests
- 4
- Passed
- 100.0%
- Melanotan IIAGREAT
- Tests
- 3
- Passed
- 100.0%
- BPC-157BGOOD
- Tests
- 5
- Passed
- 80.0%
- GHK-CuDPOOR
- Tests
- 5
- Passed
- 60.0%
What the testing shows
Across 45 measured samples from SaiyanMed, 19 came in more than 5% under the quantity on the label (42%). Another 8 measured more than 5% over. Purity across 45 readings ran from 80% to 99.9%, median 99.9%. Samples span Nov 2025 to Sep 2026.
- Under label
- 19/45
- Median purity
- 99.9%
- Latest sample
- Sep 2026
- Ships from
- China
more than 5% short
80%–99.9% range
first tested Nov 2025
per vendor listing
Our read on SaiyanMed
41 of SaiyanMed's 45 graded samples passed (91%), and 79% of all samples were sent in by buyers rather than by the shop.
Results are improving: 92% passed over the latest six months, up from 86% before.
When a sample failed, the most common reason was amount in the vial more than 35% off the label (3 times).
Against the 302 shops with at least five graded tests, SaiyanMed's pass rate is at or above 89% of them, and it has more tests on record than 78% of them.
When and how SaiyanMed was tested
Samples per month. The darker part of each bar failed.
- Labs used
- Krause Analytical (25), BTLabs (21), Harrens Lab (2)
- Who sent the samples
- buyers 79%, the shop itself 21%
- Batches covered
- 26 distinct batch numbers; 10 checked for endotoxins
Why SaiyanMed's failed samples failed
The 4 most recent failed tests, with the lab's reason.
GHK-Cu · Aug 28, 2026
amount in the vial more than 35% off the label
BPC-157 · Aug 3, 2026
purity under 99.5%; amount in the vial more than 35% off the label
GHK-Cu · Aug 2, 2026
amount in the vial more than 35% off the label
Retatrutide · Nov 17, 2025
purity under 99.5%
Lab testing results
Independent results across 6 products.
Individual lab tests
Date
9/24/2026
Purity
99.9%
Quantity
10 mg → 9.99 mg
Lab
Harrens Lab
Vial
No label / Silver crimp / Black cap
Date
9/24/2026
Purity
99.9%
Quantity
30 mg → 27.9 mg
Lab
Krause Analytical
Vial
White label / Silver crimp / Red cap
Date
9/24/2026
Purity
99.9%
Quantity
10 mg → 8.58 mg
Lab
Krause Analytical
Vial
No label / Silver crimp / Black cap
Date
9/24/2026
Purity
99.9%
Quantity
10 mg → 9.87 mg
Lab
Krause Analytical
Vial
White label / Silver crimp / Green cap
Date
9/24/2026
Purity
99.9%
Quantity
10 mg → 9.61 mg
Lab
Krause Analytical
Vial
No label / Silver crimp / Black cap
| Product | Date | Score | Purity | Quantity | Lab | COA |
|---|---|---|---|---|---|---|
| BPC-157No label / Silver crimp / Black cap | 9/24/2026 | 10.0 | 99.9% | 10 mg → 9.99 mg | Harrens Lab | View |
| TirzepatideWhite label / Silver crimp / Red cap | 9/24/2026 | 10.0 | 99.9% | 30 mg → 27.9 mg | Krause Analytical | View |
| RetatrutideNo label / Silver crimp / Black cap | 9/24/2026 | 10.0 | 99.9% | 10 mg → 8.58 mg | Krause Analytical | View |
| RetatrutideWhite label / Silver crimp / Green cap | 9/24/2026 | 10.0 | 99.9% | 10 mg → 9.87 mg | Krause Analytical | View |
| BPC-157No label / Silver crimp / Black cap | 9/24/2026 | 10.0 | 99.9% | 10 mg → 9.61 mg | Krause Analytical | View |
Which SaiyanMed products tested best
Tirzepatide, Tesamorelin, Melanotan II, Retatrutide and BPC-157 have the strongest record, graded A or B.
GHK-Cu graded D or E: a large share of its samples missed purity or quantity thresholds.
Buying from SaiyanMed
If you order from SaiyanMed, 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 SaiyanMed's prices yet. Shipping, payment and refund terms are on their site.
The official store is saiyanmed.com/ 44 7946 927357. 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 SaiyanMed
Create a free account to save this vendor, get alerts for new lab tests, and watch price changes.
SaiyanMed: common questions
Is SaiyanMed legit?
We rate lab records, not businesses. Mixed lab record: 48 independent tests, 26 of 45 lots filled to label, median purity 99.9%, 1 of 6 products graded D or E. Each result links to its original certificate in the table above.
What do SaiyanMed reviews say?
We don't hold scored customer reviews for SaiyanMed yet. The independent lab results on this page are the evidence we have.
Which SaiyanMed peptides tested best?
We have graded 6 SaiyanMed products. Tirzepatide, Tesamorelin, Melanotan II, Retatrutide and BPC-157 graded A or B. GHK-Cu graded D or E.
Is there a SaiyanMed coupon code?
We don't have a verified SaiyanMed coupon code. A discount changes the price, not what is in the vial.
Where does SaiyanMed ship from?
Public listings place SaiyanMed's shipping origin in China. Check the shop's own shipping page before ordering, as origin can change.
Ordering from SaiyanMed?
Mixed lab record: 48 independent tests, 26 of 45 lots filled to label, median purity 99.9%, 1 of 6 products graded D or E.
About SaiyanMed
Whatsapp vendor Eric Peptide