SPB reviews
4 independent lab tests across 1 product · 99.8% average purity
- 4 HPLC samples across 1 products
- Catalog avg purity 99.8%
- t.me/+IJepOBYi87YwMWFl https://glp1forum.com/members/yuna-sspb.3687
- Independent testing, no pay-to-rank
Boren Health independently tests products and verifies reviews. Public methodology, no pay-to-rank.
Track SPB
Create a free account to save this vendor, get alerts for new lab tests, and watch price changes.
What the testing shows
Across 4 measured samples from SPB, 0 came in more than 5% under the quantity on the label (0%). Another 1 measured more than 5% over. Purity across 4 readings ran from 99.7% to 99.9%, median 99.8%. Samples span Feb 2026 to Jul 2026.
- Under label
- 0/4
- Median purity
- 99.8%
- Latest sample
- Jul 2026
- Ships from
- China
more than 5% short
99.7%–99.9% range
first tested Feb 2026
per vendor listing
Lab testing results
Independent results across 1 product.
Tested products
| Product | Grade | Tests | Avg | Range | Latest | Price | $/mg |
|---|---|---|---|---|---|---|---|
| Retatrutide | AGREAT | 4 | 100.0% | 99.7% – 99.9% | 7/20/2026 | — | — |
Individual lab tests
Date
7/20/2026
Purity
99.9%
Quantity
10 mg → 9.71 mg
Lab
Krause Analytical
Vial
No label / Silver crimp / Clear Blue cap
Date
4/28/2026
Purity
99.9%
Quantity
30 mg → 29.1 mg
Lab
Krause Analytical
Vial
White Label / Silver Crimp / Pink Cap
Date
3/1/2026
Purity
99.7%
Quantity
20 mg → 20.2 mg
Lab
BTLabs
Vial
No Label / Silver Crimp / Violet Cap
Date
2/4/2026
Purity
99.7%
Quantity
20 mg → 22.2 mg
Lab
BTLabs
Vial
No Label / Gold Crimp / Clear Cap
| Product | Date | Score | Purity | Quantity | Lab | COA |
|---|---|---|---|---|---|---|
| RetatrutideNo label / Silver crimp / Clear Blue cap | 7/20/2026 | 10.0 | 99.9% | 10 mg → 9.71 mg | Krause Analytical | View |
| RetatrutideWhite Label / Silver Crimp / Pink Cap | 4/28/2026 | 10.0 | 99.9% | 30 mg → 29.1 mg | Krause Analytical | View |
| RetatrutideNo Label / Silver Crimp / Violet Cap | 3/1/2026 | 10.0 | 99.7% | 20 mg → 20.2 mg | BTLabs | View |
| RetatrutideNo Label / Gold Crimp / Clear Cap | 2/4/2026 | 10.0 | 99.7% | 20 mg → 22.2 mg | BTLabs | View |
About SPB
Telegram Seller