Independent supplier rankings
Which vendors actually back it up.
Every vendor, sorted by independent COA volume, lab diversity, measured purity, and how recently they have been tested.
No paid placement COAs, labs, and measured purity
Latest COA added 16 Sept 2026108 results
🇺🇸 Ion Peptide | 95 A 0–100 score earned only from observable evidence: independent COAs (weighted by lab reputation and age), number of distinct labs, median measured purity, evidence breadth, and years active. No reviews, rankings, or price. How this is scored → | 694 | 99.7% | Jul 2026 | GLP-1 / MetabolicGrowth Hormone SecretagoguesHealing & Recovery +3 |
| 87 A 0–100 score earned only from observable evidence: independent COAs (weighted by lab reputation and age), number of distinct labs, median measured purity, evidence breadth, and years active. No reviews, rankings, or price. How this is scored → | 648 | 99.7% | Jul 2026 | GLP-1 / MetabolicGrowth Hormone SecretagoguesHealing & Recovery +3 | |
| 99 A 0–100 score earned only from observable evidence: independent COAs (weighted by lab reputation and age), number of distinct labs, median measured purity, evidence breadth, and years active. No reviews, rankings, or price. How this is scored → | 366 | 99.7% | Jul 2026 | GLP-1 / MetabolicGrowth Hormone SecretagoguesHealing & Recovery +3 | |
| 90 A 0–100 score earned only from observable evidence: independent COAs (weighted by lab reputation and age), number of distinct labs, median measured purity, evidence breadth, and years active. No reviews, rankings, or price. How this is scored → | 350 | 99.7% | May 2026 | GLP-1 / MetabolicGrowth Hormone SecretagoguesHealing & Recovery +3 | |
🇺🇸 EZ Peptides | 85 A 0–100 score earned only from observable evidence: independent COAs (weighted by lab reputation and age), number of distinct labs, median measured purity, evidence breadth, and years active. No reviews, rankings, or price. How this is scored → | 294 | 99.7% | Jul 2026 | GLP-1 / MetabolicGrowth Hormone SecretagoguesHealing & Recovery +3 |
| 85 A 0–100 score earned only from observable evidence: independent COAs (weighted by lab reputation and age), number of distinct labs, median measured purity, evidence breadth, and years active. No reviews, rankings, or price. How this is scored → | 275 | 99.7% | Apr 2026 | GLP-1 / MetabolicGrowth Hormone SecretagoguesHealing & Recovery +3 | |
| 96 A 0–100 score earned only from observable evidence: independent COAs (weighted by lab reputation and age), number of distinct labs, median measured purity, evidence breadth, and years active. No reviews, rankings, or price. How this is scored → | 249 | 99.8% | May 2026 | GLP-1 / MetabolicGrowth Hormone SecretagoguesHealing & Recovery +3 | |
| 99 A 0–100 score earned only from observable evidence: independent COAs (weighted by lab reputation and age), number of distinct labs, median measured purity, evidence breadth, and years active. No reviews, rankings, or price. How this is scored → | 188 | 99.8% | May 2026 | GLP-1 / MetabolicGrowth Hormone SecretagoguesHealing & Recovery +3 | |
| 95 A 0–100 score earned only from observable evidence: independent COAs (weighted by lab reputation and age), number of distinct labs, median measured purity, evidence breadth, and years active. No reviews, rankings, or price. How this is scored → | 186 | 99.8% | Jun 2026 | GLP-1 / MetabolicGrowth Hormone SecretagoguesHealing & Recovery +3 | |
🇺🇸 Peptide Tech | 94 A 0–100 score earned only from observable evidence: independent COAs (weighted by lab reputation and age), number of distinct labs, median measured purity, evidence breadth, and years active. No reviews, rankings, or price. How this is scored → | 167 | 99.6% | Jun 2026 | GLP-1 / MetabolicGrowth Hormone SecretagoguesHealing & Recovery +3 |
| 95 A 0–100 score earned only from observable evidence: independent COAs (weighted by lab reputation and age), number of distinct labs, median measured purity, evidence breadth, and years active. No reviews, rankings, or price. How this is scored → | 143 | 99.7% | Jun 2026 | GLP-1 / MetabolicGrowth Hormone SecretagoguesHealing & Recovery +3 | |
| 95 A 0–100 score earned only from observable evidence: independent COAs (weighted by lab reputation and age), number of distinct labs, median measured purity, evidence breadth, and years active. No reviews, rankings, or price. How this is scored → | 141 | 99.8% | Sep 2026 | GLP-1 / MetabolicGrowth Hormone SecretagoguesHealing & Recovery +3 | |
| 97 A 0–100 score earned only from observable evidence: independent COAs (weighted by lab reputation and age), number of distinct labs, median measured purity, evidence breadth, and years active. No reviews, rankings, or price. How this is scored → | 133 | 99.7% | Jul 2026 | GLP-1 / MetabolicGrowth Hormone SecretagoguesHealing & Recovery +3 | |
| 94 A 0–100 score earned only from observable evidence: independent COAs (weighted by lab reputation and age), number of distinct labs, median measured purity, evidence breadth, and years active. No reviews, rankings, or price. How this is scored → | 116 | 99.7% | Jul 2026 | GLP-1 / MetabolicGrowth Hormone SecretagoguesHealing & Recovery +3 | |
🇺🇸 Peptidology | 89 A 0–100 score earned only from observable evidence: independent COAs (weighted by lab reputation and age), number of distinct labs, median measured purity, evidence breadth, and years active. No reviews, rankings, or price. How this is scored → | 108 | 99.5% | May 2026 | GLP-1 / MetabolicGrowth Hormone SecretagoguesHealing & Recovery +3 |
| 82 A 0–100 score earned only from observable evidence: independent COAs (weighted by lab reputation and age), number of distinct labs, median measured purity, evidence breadth, and years active. No reviews, rankings, or price. How this is scored → | 107 | 99.7% | Jul 2026 | GLP-1 / MetabolicGrowth Hormone SecretagoguesHealing & Recovery +3 | |
🇺🇸 Ruo Bio | 88 A 0–100 score earned only from observable evidence: independent COAs (weighted by lab reputation and age), number of distinct labs, median measured purity, evidence breadth, and years active. No reviews, rankings, or price. How this is scored → | 96 | 99.5% | Sep 2026 | GLP-1 / MetabolicGrowth Hormone SecretagoguesHealing & Recovery +3 |
| 83 A 0–100 score earned only from observable evidence: independent COAs (weighted by lab reputation and age), number of distinct labs, median measured purity, evidence breadth, and years active. No reviews, rankings, or price. How this is scored → | 93 | 99.6% | Jun 2026 | GLP-1 / MetabolicGrowth Hormone SecretagoguesHealing & Recovery +3 | |
| 95 A 0–100 score earned only from observable evidence: independent COAs (weighted by lab reputation and age), number of distinct labs, median measured purity, evidence breadth, and years active. No reviews, rankings, or price. How this is scored → | 90 | 99.8% | Jul 2026 | GLP-1 / MetabolicGrowth Hormone SecretagoguesHealing & Recovery +3 | |
| 94 A 0–100 score earned only from observable evidence: independent COAs (weighted by lab reputation and age), number of distinct labs, median measured purity, evidence breadth, and years active. No reviews, rankings, or price. How this is scored → | 90 | 99.7% | Sep 2026 | GLP-1 / MetabolicGrowth Hormone SecretagoguesHealing & Recovery +3 | |
| 79 A 0–100 score earned only from observable evidence: independent COAs (weighted by lab reputation and age), number of distinct labs, median measured purity, evidence breadth, and years active. No reviews, rankings, or price. How this is scored → | 89 | 99.0% | Jul 2026 | GLP-1 / MetabolicGrowth Hormone SecretagoguesHealing & Recovery +3 | |
| 89 A 0–100 score earned only from observable evidence: independent COAs (weighted by lab reputation and age), number of distinct labs, median measured purity, evidence breadth, and years active. No reviews, rankings, or price. How this is scored → | 81 | 99.7% | Sep 2026 | GLP-1 / MetabolicGrowth Hormone SecretagoguesHealing & Recovery +3 | |
| 94 A 0–100 score earned only from observable evidence: independent COAs (weighted by lab reputation and age), number of distinct labs, median measured purity, evidence breadth, and years active. No reviews, rankings, or price. How this is scored → | 75 | 99.7% | Jun 2026 | GLP-1 / MetabolicGrowth Hormone SecretagoguesHealing & Recovery +3 | |
| 95 A 0–100 score earned only from observable evidence: independent COAs (weighted by lab reputation and age), number of distinct labs, median measured purity, evidence breadth, and years active. No reviews, rankings, or price. How this is scored → | 74 | 99.8% | Jul 2026 | GLP-1 / MetabolicGrowth Hormone SecretagoguesHealing & Recovery +3 | |
🇨🇳 Reta Peptide | 83 A 0–100 score earned only from observable evidence: independent COAs (weighted by lab reputation and age), number of distinct labs, median measured purity, evidence breadth, and years active. No reviews, rankings, or price. How this is scored → | 72 | 99.6% | Apr 2026 | GLP-1 / MetabolicGrowth Hormone SecretagoguesHealing & Recovery |
| 90 A 0–100 score earned only from observable evidence: independent COAs (weighted by lab reputation and age), number of distinct labs, median measured purity, evidence breadth, and years active. No reviews, rankings, or price. How this is scored → | 71 | 99.7% | Jun 2026 | GLP-1 / MetabolicGrowth Hormone SecretagoguesHealing & Recovery +2 | |
| 89 A 0–100 score earned only from observable evidence: independent COAs (weighted by lab reputation and age), number of distinct labs, median measured purity, evidence breadth, and years active. No reviews, rankings, or price. How this is scored → | 62 | 99.7% | Jun 2026 | GLP-1 / MetabolicGrowth Hormone SecretagoguesHealing & Recovery +3 | |
| 81 A 0–100 score earned only from observable evidence: independent COAs (weighted by lab reputation and age), number of distinct labs, median measured purity, evidence breadth, and years active. No reviews, rankings, or price. How this is scored → | 57 | 99.5% | Jul 2026 | GLP-1 / MetabolicGrowth Hormone SecretagoguesHealing & Recovery +3 | |
🇺🇸 Moglabs | 96 A 0–100 score earned only from observable evidence: independent COAs (weighted by lab reputation and age), number of distinct labs, median measured purity, evidence breadth, and years active. No reviews, rankings, or price. How this is scored → | 57 | 99.3% | Sep 2026 | GLP-1 / MetabolicGrowth Hormone SecretagoguesHealing & Recovery +2 |
| 95 A 0–100 score earned only from observable evidence: independent COAs (weighted by lab reputation and age), number of distinct labs, median measured purity, evidence breadth, and years active. No reviews, rankings, or price. How this is scored → | 52 | 99.7% | Jun 2026 | GLP-1 / MetabolicGrowth Hormone SecretagoguesHealing & Recovery +2 | |
| 60 A 0–100 score earned only from observable evidence: independent COAs (weighted by lab reputation and age), number of distinct labs, median measured purity, evidence breadth, and years active. No reviews, rankings, or price. How this is scored → | 50 | 99.3% | Dec 2025 | GLP-1 / MetabolicGrowth Hormone SecretagoguesHealing & Recovery +3 | |
| 94 A 0–100 score earned only from observable evidence: independent COAs (weighted by lab reputation and age), number of distinct labs, median measured purity, evidence breadth, and years active. No reviews, rankings, or price. How this is scored → | 46 | 99.5% | Jul 2026 | GLP-1 / MetabolicGrowth Hormone SecretagoguesHealing & Recovery +3 | |
| 86 A 0–100 score earned only from observable evidence: independent COAs (weighted by lab reputation and age), number of distinct labs, median measured purity, evidence breadth, and years active. No reviews, rankings, or price. How this is scored → | 46 | 99.5% | Aug 2026 | GLP-1 / MetabolicGrowth Hormone SecretagoguesHealing & Recovery +3 | |
| 93 A 0–100 score earned only from observable evidence: independent COAs (weighted by lab reputation and age), number of distinct labs, median measured purity, evidence breadth, and years active. No reviews, rankings, or price. How this is scored → | 42 | 99.1% | Jul 2026 | GLP-1 / MetabolicGrowth Hormone SecretagoguesHealing & Recovery +3 | |
| 88 A 0–100 score earned only from observable evidence: independent COAs (weighted by lab reputation and age), number of distinct labs, median measured purity, evidence breadth, and years active. No reviews, rankings, or price. How this is scored → | 41 | 99.6% | Sep 2026 | GLP-1 / MetabolicGrowth Hormone SecretagoguesHealing & Recovery +3 | |
| 94 A 0–100 score earned only from observable evidence: independent COAs (weighted by lab reputation and age), number of distinct labs, median measured purity, evidence breadth, and years active. No reviews, rankings, or price. How this is scored → | 38 | 99.7% | Jun 2026 | GLP-1 / MetabolicGrowth Hormone SecretagoguesHealing & Recovery +2 | |
🇺🇸 Amino Club | 93 A 0–100 score earned only from observable evidence: independent COAs (weighted by lab reputation and age), number of distinct labs, median measured purity, evidence breadth, and years active. No reviews, rankings, or price. How this is scored → | 33 | 99.7% | Apr 2026 | GLP-1 / MetabolicGrowth Hormone SecretagoguesHealing & Recovery +3 |
| 82 A 0–100 score earned only from observable evidence: independent COAs (weighted by lab reputation and age), number of distinct labs, median measured purity, evidence breadth, and years active. No reviews, rankings, or price. How this is scored → | 33 | 99.7% | Jan 2026 | GLP-1 / MetabolicGrowth Hormone SecretagoguesHealing & Recovery +2 | |
🇺🇸 Peptidegurus | 84 A 0–100 score earned only from observable evidence: independent COAs (weighted by lab reputation and age), number of distinct labs, median measured purity, evidence breadth, and years active. No reviews, rankings, or price. How this is scored → | 32 | 99.7% | Apr 2026 | GLP-1 / MetabolicGrowth Hormone SecretagoguesHealing & Recovery +3 |
| 92 A 0–100 score earned only from observable evidence: independent COAs (weighted by lab reputation and age), number of distinct labs, median measured purity, evidence breadth, and years active. No reviews, rankings, or price. How this is scored → | 29 | 99.6% | Apr 2026 | GLP-1 / MetabolicGrowth Hormone SecretagoguesHealing & Recovery +3 | |
| 76 A 0–100 score earned only from observable evidence: independent COAs (weighted by lab reputation and age), number of distinct labs, median measured purity, evidence breadth, and years active. No reviews, rankings, or price. How this is scored → | 27 | 99.7% | Jul 2025 | GLP-1 / MetabolicGrowth Hormone SecretagoguesHealing & Recovery +3 | |
🇺🇸 NG Peptide | 86 A 0–100 score earned only from observable evidence: independent COAs (weighted by lab reputation and age), number of distinct labs, median measured purity, evidence breadth, and years active. No reviews, rankings, or price. How this is scored → | 26 | 99.8% | Jul 2026 | GLP-1 / MetabolicGrowth Hormone SecretagoguesHealing & Recovery +3 |
| 87 A 0–100 score earned only from observable evidence: independent COAs (weighted by lab reputation and age), number of distinct labs, median measured purity, evidence breadth, and years active. No reviews, rankings, or price. How this is scored → | 26 | 99.7% | Apr 2026 | GLP-1 / MetabolicGrowth Hormone SecretagoguesHealing & Recovery +3 | |
| 82 A 0–100 score earned only from observable evidence: independent COAs (weighted by lab reputation and age), number of distinct labs, median measured purity, evidence breadth, and years active. No reviews, rankings, or price. How this is scored → | 23 | 99.7% | May 2026 | GLP-1 / MetabolicGrowth Hormone SecretagoguesHealing & Recovery +3 | |
| 82 A 0–100 score earned only from observable evidence: independent COAs (weighted by lab reputation and age), number of distinct labs, median measured purity, evidence breadth, and years active. No reviews, rankings, or price. How this is scored → | 21 | 99.6% | Mar 2026 | GLP-1 / MetabolicGrowth Hormone SecretagoguesHealing & Recovery +2 | |
| 87 A 0–100 score earned only from observable evidence: independent COAs (weighted by lab reputation and age), number of distinct labs, median measured purity, evidence breadth, and years active. No reviews, rankings, or price. How this is scored → | 21 | 99.5% | Apr 2026 | GLP-1 / MetabolicGrowth Hormone SecretagoguesHealing & Recovery +3 | |
🇺🇸 Pepvida Labs | 48 A 0–100 score earned only from observable evidence: independent COAs (weighted by lab reputation and age), number of distinct labs, median measured purity, evidence breadth, and years active. No reviews, rankings, or price. How this is scored → | 19 | 99.8% | Dec 2025 | GLP-1 / MetabolicGrowth Hormone SecretagoguesHealing & Recovery +3 |
| 79 A 0–100 score earned only from observable evidence: independent COAs (weighted by lab reputation and age), number of distinct labs, median measured purity, evidence breadth, and years active. No reviews, rankings, or price. How this is scored → | 18 | 99.8% | Feb 2026 | GLP-1 / MetabolicGrowth Hormone SecretagoguesHealing & Recovery +2 | |
| 82 A 0–100 score earned only from observable evidence: independent COAs (weighted by lab reputation and age), number of distinct labs, median measured purity, evidence breadth, and years active. No reviews, rankings, or price. How this is scored → | 15 | 99.7% | Mar 2026 | GLP-1 / MetabolicGrowth Hormone SecretagoguesHealing & Recovery +1 | |
| 77 A 0–100 score earned only from observable evidence: independent COAs (weighted by lab reputation and age), number of distinct labs, median measured purity, evidence breadth, and years active. No reviews, rankings, or price. How this is scored → | 14 | 99.5% | Jun 2026 | GLP-1 / MetabolicGrowth Hormone SecretagoguesHealing & Recovery +1 | |
| 59 A 0–100 score earned only from observable evidence: independent COAs (weighted by lab reputation and age), number of distinct labs, median measured purity, evidence breadth, and years active. No reviews, rankings, or price. How this is scored → | 13 | 99.7% | May 2025 | GLP-1 / MetabolicGrowth Hormone SecretagoguesHealing & Recovery +2 | |
| 31 A 0–100 score earned only from observable evidence: independent COAs (weighted by lab reputation and age), number of distinct labs, median measured purity, evidence breadth, and years active. No reviews, rankings, or price. How this is scored → | 11 | 99.0% | — | GLP-1 / MetabolicGrowth Hormone SecretagoguesHealing & Recovery +2 | |
| 77 A 0–100 score earned only from observable evidence: independent COAs (weighted by lab reputation and age), number of distinct labs, median measured purity, evidence breadth, and years active. No reviews, rankings, or price. How this is scored → | 11 | 99.5% | Apr 2026 | GLP-1 / MetabolicHealing & RecoveryImmune Modulator +1 | |
| 50 A 0–100 score earned only from observable evidence: independent COAs (weighted by lab reputation and age), number of distinct labs, median measured purity, evidence breadth, and years active. No reviews, rankings, or price. How this is scored → | 9 | 99.8% | Mar 2026 | GLP-1 / MetabolicGrowth Hormone SecretagoguesHealing & Recovery | |
| 63 A 0–100 score earned only from observable evidence: independent COAs (weighted by lab reputation and age), number of distinct labs, median measured purity, evidence breadth, and years active. No reviews, rankings, or price. How this is scored → | 9 | 99.4% | Jan 2026 | GLP-1 / MetabolicGrowth Hormone SecretagoguesHealing & Recovery | |
🇺🇸 Texpeptide | 67 A 0–100 score earned only from observable evidence: independent COAs (weighted by lab reputation and age), number of distinct labs, median measured purity, evidence breadth, and years active. No reviews, rankings, or price. How this is scored → | 9 | 99.7% | Oct 2025 | GLP-1 / MetabolicHealing & Recovery |
| 34 A 0–100 score earned only from observable evidence: independent COAs (weighted by lab reputation and age), number of distinct labs, median measured purity, evidence breadth, and years active. No reviews, rankings, or price. How this is scored → | 8 | 99.7% | — | GLP-1 / MetabolicGrowth Hormone SecretagoguesHealing & Recovery +2 | |
| 45 A 0–100 score earned only from observable evidence: independent COAs (weighted by lab reputation and age), number of distinct labs, median measured purity, evidence breadth, and years active. No reviews, rankings, or price. How this is scored → | 7 | 99.4% | Jul 2026 | GLP-1 / MetabolicGrowth Hormone SecretagoguesHealing & Recovery | |
| 58 A 0–100 score earned only from observable evidence: independent COAs (weighted by lab reputation and age), number of distinct labs, median measured purity, evidence breadth, and years active. No reviews, rankings, or price. How this is scored → | 5 | 99.9% | Jun 2025 | GLP-1 / MetabolicGrowth Hormone SecretagoguesHealing & Recovery +1 | |
🇭🇰 InnoPeptide | 52 A 0–100 score earned only from observable evidence: independent COAs (weighted by lab reputation and age), number of distinct labs, median measured purity, evidence breadth, and years active. No reviews, rankings, or price. How this is scored → | 4 | 99.9% | Jan 2026 | GLP-1 / Metabolic |
🇨🇳 MEI-PEPETIDE | 47 A 0–100 score earned only from observable evidence: independent COAs (weighted by lab reputation and age), number of distinct labs, median measured purity, evidence breadth, and years active. No reviews, rankings, or price. How this is scored → | 4 | 99.7% | Jul 2025 | GLP-1 / MetabolicGrowth Hormone SecretagoguesHealing & Recovery |
🇺🇸 Nox Amino | 54 A 0–100 score earned only from observable evidence: independent COAs (weighted by lab reputation and age), number of distinct labs, median measured purity, evidence breadth, and years active. No reviews, rankings, or price. How this is scored → | 4 | 99.7% | May 2026 | GLP-1 / MetabolicGrowth Hormone SecretagoguesHealing & Recovery |
| 53 A 0–100 score earned only from observable evidence: independent COAs (weighted by lab reputation and age), number of distinct labs, median measured purity, evidence breadth, and years active. No reviews, rankings, or price. How this is scored → | 4 | 99.7% | Mar 2026 | GLP-1 / MetabolicGrowth Hormone SecretagoguesHealing & Recovery +1 | |
| 48 A 0–100 score earned only from observable evidence: independent COAs (weighted by lab reputation and age), number of distinct labs, median measured purity, evidence breadth, and years active. No reviews, rankings, or price. How this is scored → | 4 | 99.0% | Nov 2025 | GLP-1 / MetabolicGrowth Hormone Secretagogues | |
🇭🇰 Hkuppeptide | 49 A 0–100 score earned only from observable evidence: independent COAs (weighted by lab reputation and age), number of distinct labs, median measured purity, evidence breadth, and years active. No reviews, rankings, or price. How this is scored → | 3 | 99.8% | Apr 2026 | GLP-1 / MetabolicHealing & Recovery |
🇨🇳 Peptiatlas | 50 A 0–100 score earned only from observable evidence: independent COAs (weighted by lab reputation and age), number of distinct labs, median measured purity, evidence breadth, and years active. No reviews, rankings, or price. How this is scored → | 3 | 99.8% | Apr 2026 | GLP-1 / MetabolicHealing & Recovery |
🇭🇰 Taikangbio | 49 A 0–100 score earned only from observable evidence: independent COAs (weighted by lab reputation and age), number of distinct labs, median measured purity, evidence breadth, and years active. No reviews, rankings, or price. How this is scored → | 3 | 99.8% | Apr 2026 | GLP-1 / MetabolicHealing & Recovery |
🇭🇰 Taishijie | 50 A 0–100 score earned only from observable evidence: independent COAs (weighted by lab reputation and age), number of distinct labs, median measured purity, evidence breadth, and years active. No reviews, rankings, or price. How this is scored → | 3 | 99.8% | Apr 2026 | GLP-1 / MetabolicHealing & Recovery |
| 49 A 0–100 score earned only from observable evidence: independent COAs (weighted by lab reputation and age), number of distinct labs, median measured purity, evidence breadth, and years active. No reviews, rankings, or price. How this is scored → | 3 | 99.8% | Apr 2026 | GLP-1 / MetabolicHealing & Recovery | |
| 51 A 0–100 score earned only from observable evidence: independent COAs (weighted by lab reputation and age), number of distinct labs, median measured purity, evidence breadth, and years active. No reviews, rankings, or price. How this is scored → | 3 | 99.8% | Mar 2026 | GLP-1 / MetabolicHealing & Recovery | |
🇭🇰 Zjpeptix | 49 A 0–100 score earned only from observable evidence: independent COAs (weighted by lab reputation and age), number of distinct labs, median measured purity, evidence breadth, and years active. No reviews, rankings, or price. How this is scored → | 3 | 99.8% | Apr 2026 | GLP-1 / MetabolicHealing & Recovery |
| 45 A 0–100 score earned only from observable evidence: independent COAs (weighted by lab reputation and age), number of distinct labs, median measured purity, evidence breadth, and years active. No reviews, rankings, or price. How this is scored → | 2 | 99.8% | Apr 2026 | GLP-1 / MetabolicHealing & Recovery | |
| 36 A 0–100 score earned only from observable evidence: independent COAs (weighted by lab reputation and age), number of distinct labs, median measured purity, evidence breadth, and years active. No reviews, rankings, or price. How this is scored → | 2 | 99.7% | Sep 2024 | GLP-1 / Metabolic | |
| 39 A 0–100 score earned only from observable evidence: independent COAs (weighted by lab reputation and age), number of distinct labs, median measured purity, evidence breadth, and years active. No reviews, rankings, or price. How this is scored → | 2 | 99.3% | Dec 2025 | Growth Hormone SecretagoguesImmune Modulator | |
| 43 A 0–100 score earned only from observable evidence: independent COAs (weighted by lab reputation and age), number of distinct labs, median measured purity, evidence breadth, and years active. No reviews, rankings, or price. How this is scored → | 2 | 99.8% | Feb 2026 | Melanocortin | |
| 42 A 0–100 score earned only from observable evidence: independent COAs (weighted by lab reputation and age), number of distinct labs, median measured purity, evidence breadth, and years active. No reviews, rankings, or price. How this is scored → | 2 | 99.9% | Jul 2025 | GLP-1 / Metabolic | |
| 31 A 0–100 score earned only from observable evidence: independent COAs (weighted by lab reputation and age), number of distinct labs, median measured purity, evidence breadth, and years active. No reviews, rankings, or price. How this is scored → | 1 | 99.0% | Dec 2024 | GLP-1 / Metabolic | |
| 42 A 0–100 score earned only from observable evidence: independent COAs (weighted by lab reputation and age), number of distinct labs, median measured purity, evidence breadth, and years active. No reviews, rankings, or price. How this is scored → | 1 | 99.7% | Apr 2026 | GLP-1 / Metabolic | |
🇨🇳 Mandy | 43 A 0–100 score earned only from observable evidence: independent COAs (weighted by lab reputation and age), number of distinct labs, median measured purity, evidence breadth, and years active. No reviews, rankings, or price. How this is scored → | 1 | 99.9% | Jan 2026 | GLP-1 / Metabolic |
🇨🇳 MJT peptides | 38 A 0–100 score earned only from observable evidence: independent COAs (weighted by lab reputation and age), number of distinct labs, median measured purity, evidence breadth, and years active. No reviews, rankings, or price. How this is scored → | 1 | 99.9% | Apr 2026 | GLP-1 / Metabolic |
| 37 A 0–100 score earned only from observable evidence: independent COAs (weighted by lab reputation and age), number of distinct labs, median measured purity, evidence breadth, and years active. No reviews, rankings, or price. How this is scored → | 1 | 99.6% | Apr 2026 | Growth Hormone Secretagogues | |
| 38 A 0–100 score earned only from observable evidence: independent COAs (weighted by lab reputation and age), number of distinct labs, median measured purity, evidence breadth, and years active. No reviews, rankings, or price. How this is scored → | 1 | 99.9% | Apr 2026 | GLP-1 / Metabolic | |
| 15 A 0–100 score earned only from observable evidence: independent COAs (weighted by lab reputation and age), number of distinct labs, median measured purity, evidence breadth, and years active. No reviews, rankings, or price. How this is scored → | 1 | — | Mar 2026 | Healing & Recovery | |
🇺🇸 Alpha Omega | Unscored | 0 | — | — | — |
| Unscored | 0 | — | — | — | |
| Unscored | 0 | — | — | — | |
| Unscored | 0 | — | — | — | |
🇺🇸 Atomik Labz | Unscored | 0 | — | — | — |
| Unscored | 0 | — | — | — | |
| Unscored | 0 | — | — | — | |
| Unscored | 0 | — | — | — | |
| Unscored | 0 | — | — | — | |
| Unscored | 0 | — | — | — | |
| Unscored | 0 | — | — | — | |
| Unscored | 0 | — | — | — | |
| Unscored | 0 | — | — | — | |
🇺🇸 Kimera Chems | Unscored | 0 | — | — | — |
🇺🇸 Oasis Labs | Unscored | 0 | — | — | — |
| Unscored | 0 | — | — | — | |
| Unscored | 0 | — | — | — | |
| Unscored | 0 | — | — | — | |
🇺🇸 Peptira | Unscored | 0 | — | — | — |
| Unscored | 0 | — | — | — | |
| Unscored | 0 | — | — | — | |
| Unscored | 0 | — | — | — | |
| Unscored | 0 | — | — | — | |
| Unscored | 0 | — | — | — | |
| Unscored | 0 | — | — | — |
Rankings reflect independent COA evidence on file. Research use only. Not medical advice.