Independent supplier rankings
Which vendors actually back it up.
Every vendor, sorted by the evidence we can see — independent COA volume, lab diversity, measured purity, and how recently they've tested. No paid placement.
No paid placement Observable evidence only
57
vendors ranked · 49 tracked without evidence (below)
| # | |||||||
|---|---|---|---|---|---|---|---|
| 1 | 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 → | 640 | 99.7% | Jun 2026 | GLP-1 / MetabolicGrowth Hormone SecretagoguesHealing & Recovery +3 | ||
| 2 | 🇺🇸 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 → | 619 | 99.7% | Jul 2026 | GLP-1 / MetabolicGrowth Hormone SecretagoguesHealing & Recovery +3 | |
| 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 → | 363 | 99.8% | Jul 2026 | GLP-1 / MetabolicGrowth Hormone SecretagoguesHealing & Recovery +3 | ||
| 4 | 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 | ||
| 5 | 🇺🇸 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 → | 291 | 99.7% | Jul 2026 | GLP-1 / MetabolicGrowth Hormone SecretagoguesHealing & Recovery +3 | |
| 6 | 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 | ||
| 7 | 🇺🇸 BioLongevity Labs affiliate We may earn a commission if you buy through this link. It does not affect ranking. | 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 | |
| 8 | 🇺🇸 Glacier Aminos affiliate We may earn a commission if you buy through this link. It does not affect ranking. | 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 | |
| 9 | 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 | ||
| 10 | 🇺🇸 Orbitrex Peptides affiliate We may earn a commission if you buy through this link. It does not affect ranking. | 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 | |
| 11 | 🇺🇸 Reta One Labs affiliate We may earn a commission if you buy through this link. It does not affect ranking. | 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 → | 133 | 99.8% | May 2026 | GLP-1 / MetabolicGrowth Hormone SecretagoguesHealing & Recovery +1 | |
| 12 | 🇺🇸 Hydro Research Peptides affiliate We may earn a commission if you buy through this link. It does not affect ranking. | 91 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 → | 129 | 99.7% | Jul 2026 | GLP-1 / MetabolicGrowth Hormone SecretagoguesHealing & Recovery +3 | |
| 13 | 🇺🇸 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 | |
| 14 | 🇺🇸 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 → | 78 | 99.4% | Apr 2026 | GLP-1 / MetabolicGrowth Hormone SecretagoguesHealing & Recovery +3 | |
| 15 | 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 → | 78 | 99.7% | Jun 2026 | GLP-1 / MetabolicGrowth Hormone SecretagoguesHealing & Recovery +3 | ||
| 16 | 🇺🇸 Licensed Peptides affiliate We may earn a commission if you buy through this link. It does not affect ranking. | 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% | May 2026 | GLP-1 / MetabolicGrowth Hormone SecretagoguesHealing & Recovery +3 | |
| 17 | 🇺🇸 Mile High Compounds affiliate We may earn a commission if you buy through this link. It does not affect ranking. | 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 → | 73 | 99.7% | Jun 2026 | GLP-1 / MetabolicGrowth Hormone SecretagoguesHealing & Recovery +3 | |
| 18 | 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% | May 2026 | GLP-1 / MetabolicGrowth Hormone SecretagoguesHealing & Recovery +3 | ||
| 19 | 🇨🇳 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 | |
| 20 | 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 → | 71 | 99.8% | Jun 2026 | GLP-1 / MetabolicGrowth Hormone SecretagoguesHealing & Recovery +3 | ||
| 21 | 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 → | 71 | 99.0% | Jun 2026 | GLP-1 / MetabolicGrowth Hormone SecretagoguesHealing & Recovery +3 | ||
| 22 | 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 → | 57 | 99.7% | Jul 2026 | GLP-1 / MetabolicGrowth Hormone SecretagoguesHealing & Recovery +3 | ||
| 23 | 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 | ||
| 24 | 62 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 | ||
| 25 | 🇺🇸 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 → | 47 | 99.2% | May 2026 | GLP-1 / MetabolicGrowth Hormone SecretagoguesHealing & Recovery +2 | |
| 26 | 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 → | 40 | 99.5% | Jun 2026 | GLP-1 / MetabolicGrowth Hormone SecretagoguesHealing & Recovery +3 | ||
| 27 | 🇺🇸 Forge Performance Co. affiliate We may earn a commission if you buy through this link. It does not affect ranking. | 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 → | 36 | 99.7% | Jun 2026 | GLP-1 / MetabolicGrowth Hormone SecretagoguesHealing & Recovery +2 | |
| 28 | 🇺🇸 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 | |
| 29 | 🇺🇸 MedGe Peptides affiliate We may earn a commission if you buy through this link. It does not affect ranking. | 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 | |
| 30 | 🇺🇸 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 | |
| 31 | 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 | ||
| 32 | 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 | ||
| 33 | 🇺🇸 Ascension Peptides affiliate We may earn a commission if you buy through this link. It does not affect ranking. | 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 → | 17 | 99.8% | Feb 2026 | GLP-1 / MetabolicGrowth Hormone SecretagoguesHealing & Recovery +2 | |
| 34 | 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 | ||
| 35 | 64 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 | ||
| 36 | Crystal Peptides affiliate We may earn a commission if you buy through this link. It does not affect ranking. | 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 | 99.4% | Jan 2026 | GLP-1 / MetabolicGrowth Hormone SecretagoguesHealing & Recovery | |
| 37 | 🇺🇸 Texpeptide | 65 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 | 99.7% | Oct 2025 | GLP-1 / MetabolicHealing & Recovery | |
| 38 | 🇭🇰 InnoPeptide | 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 | 99.9% | Jan 2026 | GLP-1 / Metabolic | |
| 39 | 🇨🇳 MEI-PEPETIDE | 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 | 99.7% | Jul 2025 | GLP-1 / MetabolicGrowth Hormone SecretagoguesHealing & Recovery | |
| 40 | 🇺🇸 Nox Amino | 55 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 | |
| 41 | 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% | Mar 2026 | GLP-1 / MetabolicGrowth Hormone SecretagoguesHealing & Recovery +1 | ||
| 42 | 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 → | 4 | 99.0% | Nov 2025 | GLP-1 / MetabolicGrowth Hormone Secretagogues | ||
| 43 | 🇭🇰 Hkuppeptide | 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 | |
| 44 | 🇨🇳 Peptiatlas | 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% | Apr 2026 | GLP-1 / MetabolicHealing & Recovery | |
| 45 | 🇭🇰 Taikangbio | 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 | |
| 46 | 🇭🇰 Taishijie | 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% | Apr 2026 | GLP-1 / MetabolicHealing & Recovery | |
| 47 | 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 | ||
| 48 | 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 → | 3 | 99.8% | Mar 2026 | GLP-1 / MetabolicHealing & Recovery | ||
| 49 | 🇭🇰 Zjpeptix | 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 | |
| 50 | 46 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 | ||
| 51 | 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 → | 2 | 99.7% | Sep 2024 | GLP-1 / Metabolic | ||
| 52 | 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 | 99.9% | Jul 2025 | GLP-1 / Metabolic | ||
| 53 | 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 | 99.7% | Apr 2026 | GLP-1 / Metabolic | ||
| 54 | 🇨🇳 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 | |
| 55 | 🇨🇳 MJT peptides | 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 → | 1 | 99.9% | Apr 2026 | GLP-1 / Metabolic | |
| 56 | 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 → | 1 | 99.9% | Apr 2026 | GLP-1 / Metabolic | ||
| 57 | 16 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 |
Tracked — no evidence yet
49 vendors we track but have no independent COA on file for yet, so there's nothing to rank them on. Listed for transparency — absence of evidence isn't a knock, just nothing to score.
🇺🇸 Alpha Omega🇺🇸 Alpha Peptides🇺🇸 AMC Essentials Amino Sequence🇺🇸 Apollo Peptide Sciences🇺🇸 Arcane Peptides🇺🇸 Atomik Labz🇺🇸 BioCollex Research🇺🇸 Biotech Peptides🇺🇸 Bulk Peptides Cernum Biosciences🇺🇸 Core Peptides crushresearch.shop🇺🇸 Felix Chemical Supply🇺🇸 Flawless Compounds🇺🇸 Genetic Peptide idunpeptides.com🇺🇸 Ignite Peptides instantpeptides.com🇺🇸 Kimera Chems🇺🇸 Lumi Peptides Modern Research Peptides Nextech Labs🇺🇸 NG Peptide Nova Peptides🇺🇸 Oasis Labs🇺🇸 Oneday Compounds optimasupply.is🇺🇸 Paramount Peptides🇺🇸 Peptide Crafters peptidetech.is🇺🇸 Peptira🇺🇸 Pepvida Labs Platinum Lion🇺🇸 Polaris Peptides🇺🇸 Puratek Peptides realpeptides.co🇺🇸 Ruo Bio S1 Research Solution Peptides🇺🇸 Soma Peptides🇺🇸 Southern Aminos Sports Technology Labs Strate Labs synthesispeptides.io True Peptide volterasciences.com Welli Labs Wellness Peptides
Rankings reflect independent COA evidence on file, not an endorsement to purchase. Research use only. Not medical advice.