Maidihao reviews
Maidihao reviews: 12 independent lab tests across 3 products, with a mixed lab record.
Written by the Peptide Vendor Reviews editorial team
Is Maidihao legit? Lab record: Mixed
How we rate- 12 independent tests
- 9 of 12 lots filled to label
- Median purity 99.8%
- 1 of 3 products graded D or E
Some of Maidihao's products graded D or E. The shops below tested A or B for the same peptides.
Better-tested Tirzepatide
Maidihao graded D. Paradigm Peptide's Tirzepatide graded A across 10 tests, $4.97 / 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 Maidihao 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.
Maidihao 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 Maidihao's site.
- RetatrutideBGOOD
- Tests
- 5
- Passed
- 80.0%
- TesamorelinCOKAY
- Tests
- 4
- Passed
- 75.0%
- TirzepatideDPOOR
- Tests
- 3
- Passed
- 66.7%
What the testing shows
Across 12 measured samples from Maidihao, 3 came in more than 5% under the quantity on the label (25%). Another 4 measured more than 5% over. Purity across 12 readings ran from 67.11% to 99.95%, median 99.8%. Samples span Dec 2025 to Apr 2026.
- Under label
- 3/12
- Median purity
- 99.8%
- Latest sample
- Apr 2026
- Ships from
- China
more than 5% short
67.11%–99.95% range
first tested Dec 2025
per vendor listing
Our read on Maidihao
9 of Maidihao's 12 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 purity under 99.5% (2 times).
Against the 302 shops with at least five graded tests, Maidihao's pass rate is at or above 61% of them, and it has more tests on record than 37% of them.
When and how Maidihao was tested
Samples per month. The darker part of each bar failed.
- Labs used
- Krause Analytical (8), BTLabs (4)
- Who sent the samples
- buyers 100%
- Batches covered
- 7 distinct batch numbers
Why Maidihao's failed samples failed
The 3 most recent failed tests, with the lab's reason.
Tesamorelin · Apr 28, 2026
amount in the vial more than 35% off the label
Tirzepatide · Mar 6, 2026
purity under 99.5%
Retatrutide · Jan 19, 2026
purity under 99.5%
Lab testing results
Independent results across 3 products.
Individual lab tests
Date
4/28/2026
Purity
99.9%
Quantity
10 mg → 4.93 mg
Lab
Krause Analytical
Vial
No Label / Silver Crimp / White Cap
Date
3/18/2026
Purity
99.9%
Quantity
30 mg → 29.6 mg
Lab
Krause Analytical
Vial
Silver Label / Copper Crimp / Clear Cap
Date
3/6/2026
Purity
99%
Quantity
10 mg → 13.3 mg
Lab
Krause Analytical
Vial
No Label / Silver Crimp / Clear Green Cap
Date
3/6/2026
Purity
99.9%
Quantity
10 mg → 10.6 mg
Lab
Krause Analytical
Vial
No Label / Silver Crimp / Black Cap
Date
2/26/2026
Purity
99.9%
Quantity
50 mg → 47.4 mg
Lab
Krause Analytical
Vial
No Label / Silver Crimp / Black Cap
| Product | Date | Score | Purity | Quantity | Lab | COA |
|---|---|---|---|---|---|---|
| TesamorelinNo Label / Silver Crimp / White Cap | 4/28/2026 | 10.0 | 99.9% | 10 mg → 4.93 mg | Krause Analytical | View |
| TirzepatideSilver Label / Copper Crimp / Clear Cap | 3/18/2026 | 10.0 | 99.9% | 30 mg → 29.6 mg | Krause Analytical | View |
| TirzepatideNo Label / Silver Crimp / Clear Green Cap | 3/6/2026 | 9.9 | 99% | 10 mg → 13.3 mg | Krause Analytical | View |
| TesamorelinNo Label / Silver Crimp / Black Cap | 3/6/2026 | 10.0 | 99.9% | 10 mg → 10.6 mg | Krause Analytical | View |
| RetatrutideNo Label / Silver Crimp / Black Cap | 2/26/2026 | 10.0 | 99.9% | 50 mg → 47.4 mg | Krause Analytical | View |
Which Maidihao products tested best
Retatrutide has the strongest record, graded A or B.
Tesamorelin graded C.
Tirzepatide graded D or E: a large share of its samples missed purity or quantity thresholds.
Buying from Maidihao
If you order from Maidihao, 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 Maidihao's prices yet. Shipping, payment and refund terms are on their site.
The official store is peptide5b.it.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 Maidihao
Create a free account to save this vendor, get alerts for new lab tests, and watch price changes.
Maidihao: common questions
Is Maidihao legit?
We rate lab records, not businesses. Mixed lab record: 12 independent tests, 9 of 12 lots filled to label, median purity 99.8%, 1 of 3 products graded D or E. Each result links to its original certificate in the table above.
What do Maidihao reviews say?
We don't hold scored customer reviews for Maidihao yet. The independent lab results on this page are the evidence we have.
Which Maidihao peptides tested best?
We have graded 3 Maidihao products. Retatrutide graded A or B. Tirzepatide graded D or E.
Is there a Maidihao coupon code?
We don't have a verified Maidihao coupon code. A discount changes the price, not what is in the vial.
Where does Maidihao ship from?
Public listings place Maidihao's shipping origin in China. Check the shop's own shipping page before ordering, as origin can change.
Ordering from Maidihao?
Mixed lab record: 12 independent tests, 9 of 12 lots filled to label, median purity 99.8%, 1 of 3 products graded D or E.
Contact
- China
- peptide5b.it.com