MJT Peptides reviews
MJT Peptides reviews: 4 independent lab tests across 1 product, with a limited lab record.
Written by Jian Wang, Founder & CEO
Is MJT Peptides legit? Lab record: Limited
How we rate- 4 independent tests
- 3 of 4 lots filled to label
- Median purity 99.9%
- Its tested product graded C or better
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4 independent COAs · not paid-to-rank · 1 of 4 lots under label
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MJT Peptides 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 MJT Peptides' site.
- RetatrutideAGREAT
- Tests
- 4
- Passed
- 100.0%
What the testing shows
Across 4 measured samples from MJT Peptides, 1 came in more than 5% under the quantity on the label (25%). Another 1 measured more than 5% over. Purity across 4 readings ran from 99.9% to 100%, median 99.9%. Samples span Jun 2026 to Oct 2026.
- Under label
- 1/4
- Median purity
- 99.9%
- Latest sample
- Oct 2026
more than 5% short
99.9%–100% range
first tested Jun 2026
Lab testing results
Independent results across 1 product.
Individual lab tests
Date
10/6/2026
Purity
100%
Quantity
10 mg → 12.2935 mg
Lab
Ichor Life Sciences
Vial
Copper crimp / Clear cap
Date
9/24/2026
Purity
99.9%
Quantity
50 mg → 52 mg
Lab
Krause Analytical
Vial
Silver crimp / Blue cap
Date
8/26/2026
Purity
99.9%
Quantity
10 mg → 9.52 mg
Lab
Krause Analytical
Vial
No label / Silver crimp / Clear Blue cap
Date
6/12/2026
Purity
99.9%
Quantity
20 mg → 17.8 mg
Lab
Krause Analytical
Vial
No label / Silver crimp / Violet cap
| Product | Date | Score | Purity | Quantity | Lab | COA |
|---|---|---|---|---|---|---|
| RetatrutideCopper crimp / Clear cap | 10/6/2026 | 10.0 | 100% | 10 mg → 12.2935 mg | Ichor Life Sciences | View |
| RetatrutideSilver crimp / Blue cap | 9/24/2026 | 10.0 | 99.9% | 50 mg → 52 mg | Krause Analytical | View |
| RetatrutideNo label / Silver crimp / Clear Blue cap | 8/26/2026 | 10.0 | 99.9% | 10 mg → 9.52 mg | Krause Analytical | View |
| RetatrutideNo label / Silver crimp / Violet cap | 6/12/2026 | 10.0 | 99.9% | 20 mg → 17.8 mg | Krause Analytical | View |
Which MJT Peptides products tested best
Retatrutide has the strongest record, graded A or B.
Buying from MJT Peptides
If you order from MJT Peptides, start with the graded products in the table: each one links straight to the shop.
We don't track MJT Peptides' prices yet. Shipping, payment and refund terms are on their site.
The official store is www.mjtpeptides.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 MJT Peptides
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MJT Peptides: common questions
Is MJT Peptides legit?
We rate lab records, not businesses. Limited lab record: 4 independent tests, 3 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 MJT Peptides reviews say?
We don't hold scored customer reviews for MJT Peptides yet. The independent lab results on this page are the evidence we have.
Which MJT Peptides peptides tested best?
We have graded 1 MJT Peptides product. Retatrutide graded A or B.
Is there a MJT Peptides coupon code?
We don't have a verified MJT Peptides coupon code. A discount changes the price, not what is in the vial.
Ordering from MJT Peptides?
Limited lab record: 4 independent tests, 3 of 4 lots filled to label, median purity 99.9%, its tested product graded C or better.
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MJT Peptides customer reviews
No reviews have been submitted yet for MJT Peptides.