Vendor review
Rayshine Peptide Biochemicals reviews
Rayshine Peptide Biochemicals reviews from 18 independent lab tests (Retatrutide, Tirzepatide and GHK-Cu): grade A, purity and fill accuracy. Is Rayshine Peptide Biochemicals legit? See what its vials showed.
What the lab tests show
18 tests on record, newest first. Scores are purity divided by ten.
| Date | Product | Purity | Quantity | Identity | Certificate |
|---|---|---|---|---|---|
| Sep 19, 2026 | GHK-Cu | 99.7 % | 51.6 mg of 50 mg (3 %) | Pass | View |
| Sep 17, 2026 | Retatrutide | 99.9 % | 17.8 mg of 20 mg (-11 %) | Pass | View |
| Sep 15, 2026 | GHK-Cu | 99.9 % | 84.6 mg of 100 mg (-15 %) | Pass | View |
| Sep 15, 2026 | Retatrutide | 98.1 % | 11 mg of 10 mg (10 %) | Pass | View |
| Sep 7, 2026 | Retatrutide | 20 mg | Fail | View | |
| Aug 4, 2026 | Retatrutide | 94 % | 21 mg of 20 mg (5 %) | Pass | View |
| Jun 26, 2026 | GHK-Cu | 99.9 % | 42.1 mg of 100 mg (-58 %) | Pass | View |
| Mar 18, 2026 | Retatrutide | 99.9 % | 16.7 mg of 20 mg (-17 %) | Pass | View |
| Jan 26, 2026 | Tirzepatide | 99.9 % | 29.8 mg of 30 mg (-1 %) | Pass | View |
| Jan 19, 2026 | Retatrutide | 99.95 % | 8.41 mg of 5 mg (68 %) | Pass | View |
| Oct 23, 2025 | Tirzepatide | 99.95 % | 41.2 mg of 40 mg (3 %) | Pass | View |
| Oct 5, 2025 | Retatrutide | 99.92 % | 19.6 mg of 20 mg (-2 %) | Pass | View |
| Oct 5, 2025 | Retatrutide | 99.72 % | 30.8 mg of 30 mg (3 %) | Pass | View |
| Oct 5, 2025 | Retatrutide | 99.7 % | 28.8 mg of 30 mg (-4 %) | Pass | View |
| Oct 3, 2025 | Retatrutide | 99.76 % | 5.27 mg of 5 mg (5 %) | Pass | View |
| Oct 3, 2025 | Tirzepatide | 99.95 % | 31.9 mg of 30 mg (6 %) | Pass | View |
| Oct 3, 2025 | Tirzepatide | 99.95 % | 30.5 mg of 30 mg (2 %) | Pass | View |
| Aug 12, 2025 | Retatrutide | 99.413 % | 21.85 mg of 20 mg (9 %) | Pass | View |
What Rayshine Peptide Biochemicals sells
No current listings on record.
About Rayshine Peptide Biochemicals
Finnrick has tested 18 samples from Rayshine Peptide Biochemicals across 3 products.