Is Peptide Supply Co. Legit?
Independent COA evidence review. No paid placement. Updated when new test data is available.
Evidence-backed
Peptide Supply Co. has a Merit Score of 83/100 (Strong), based on 73 independent COAs across 1 testing lab. The observable evidence supports this vendor's quality claims.
- Independent COAs
- 73
- on file
- Distinct labs
- 1
- Freedom Diagnostics
- Median purity
- 99.6%
- HPLC measured
- Latest COA
- May 2026
- recently tested
Merit Score
StrongThe Merit Score is earned from zero through observable evidence only — independent COA volume, lab diversity, median measured purity, and evidence breadth. No vendor pays to influence it; affiliate relationships are disclosed separately and have zero input into the score.
- independent COAs (volume × freshness × lab reputation) +40
- distinct independent labs +8
- median measured purity +23
- evidence breadth +10
- years active +2
Testing labs on file
- Freedom Diagnostics
Lab diversity reduces the risk of results being influenced by a commercial relationship with a single testing lab.
Frequently asked questions
Is Peptide Supply Co. a legit peptide vendor? +
Peptide Supply Co. has 73 independent COAs on file across 1 lab — consistent with an active vendor engaging in third-party testing. The Merit Score is 83 (Strong), based on observable data only.
Is Peptide Supply Co. a scam? +
Peptide Supply Co. is not scam-flagged on Merit Verified. The registry flags vendors when observable fraud evidence exists (fabricated COAs, community-reported theft, fraudulent domains). No such flag has been set for this vendor.
Has Peptide Supply Co. been independently tested? +
Yes. 73 independent COAs for Peptide Supply Co. are on file on Merit Verified. A COA (Certificate of Analysis) certifies a specific tested lot. Having a COA on file is not a guarantee that every shipment was tested — it confirms those specific lots were independently verified.
Most recent test on file: May 2026.
What labs does Peptide Supply Co. use? +
Based on COAs on file, Peptide Supply Co. has used: Freedom Diagnostics. Single-lab COA histories are common in this market; no independent second opinion exists in this dataset for this vendor.
What purity results has Peptide Supply Co. achieved? +
Across 70 COAs with purity data, Peptide Supply Co.'s median measured purity is 99.61%. This is at the high end of the market, where most vendors cluster between 99–99.9%.
Purity figures reflect HPLC chromatography on tested lots only. They do not screen for residual solvents, heavy metals, endotoxins, or microbial contamination.
Is Peptide Supply Co. still operating? +
Peptide Supply Co. is listed as active on Merit Verified , with the most recent COA dated May 2026. Confirm directly with the vendor for current shipping and product availability.
This page reflects Merit Verified's registry as of the most recent data update. Peptide Supply Co. is not an affiliate partner of Merit Verified. The verification report is based on observable COA evidence only. Not medical or legal advice.