Domestic peptide resellers
The most-reviewed
Domestic peptide resellers.
Compare U.S.-based resellers by their unique independent lab reports. A domestic reseller buys from an upstream supplier and resells locally. The product may still be made overseas. More reports means more testing evidence, not guaranteed quality.
Domestic peptide reseller rankings
Most-reviewed Domestic peptide resellers
Showing ranks 51–100 of 101. The order is based on unique independent lab reports, not a quality score. Lab-test percentages require at least five applicable dose or purity results; explicit endotoxin failures are always shown.
51 TOP — Top PeptideExplore test results No buyer reports yet 82Unique reports 2026-08-13Last observed 13% short-dosed5% low purity 76 6
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52 Nova Life PeptidesExplore test results No buyer reports yet 82Unique reports 2026-08-17Last observed 3% short-dosed0% low purity 68 14
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53 Prime PeptidesExplore test results No buyer reports yet 82Unique reports 2026-08-05Last observed 0% short-dosed2% low purity 45 37
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54 Blue Ridge PeptidesExplore test results No buyer reports yet 81Unique reports 2026-07-27Last observed 0% short-dosed0% low purity 68 13
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55 Alpha PeptidesExplore test results No buyer reports yet 81Unique reports 2026-08-23Last observed 6% short-dosed0% low purity 50 31
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56 Penguin PeptidesExplore test results No buyer reports yet 78Unique reports 2026-06-30Last observed 3% short-dosed12% low purity 63 15
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57 Rocky Mountain CompoundsExplore test results No buyer reports yet 77Unique reports 2026-08-25Last observed 3% short-dosed0% low purity 29 48
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Open a compound, then a COA to inspect its measurements. This preview includes source-linked, deduplicated reports with a usable result. Its coverage can differ from the broader report count above.
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58 Profound AminosExplore test results No buyer reports yet 75Unique reports 2026-08-25Last observed 0% short-dosed0% low purity 57 18
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59 Step One VenturesExplore test results No buyer reports yet 72Unique reports 2026-08-15Last observed 4% short-dosed0% low purity 60 12
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60 TydesExplore test results No buyer reports yet 70Unique reports 2025-11-14Last observed 6% short-dosed1% low purity 45 25
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Open a compound, then a COA to inspect its measurements. This preview includes source-linked, deduplicated reports with a usable result. Its coverage can differ from the broader report count above.
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61 AIO PeptidesExplore test results No buyer reports yet 69Unique reports 2026-07-09Last observed 10% short-dosed1% low purity 52 17
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Open a compound, then a COA to inspect its measurements. This preview includes source-linked, deduplicated reports with a usable result. Its coverage can differ from the broader report count above.
Check the original reports, dates and tested batches.
62 Atomik LabzExplore test results No buyer reports yet 68Unique reports 2026-08-12Last observed 0% low purity 66 2
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Open a compound, then a COA to inspect its measurements. This preview includes source-linked, deduplicated reports with a usable result. Its coverage can differ from the broader report count above.
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63 Onyx ResearchExplore test results No buyer reports yet 62Unique reports 2026-07-17Last observed 9% short-dosed0% low purity 56 6
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Open a compound, then a COA to inspect its measurements. This preview includes source-linked, deduplicated reports with a usable result. Its coverage can differ from the broader report count above.
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64 Premier Bio LabsExplore test results No buyer reports yet 60Unique reports 2026-07-02Last observed 10% short-dosed5% low purity 47 13
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65 UNYX PeptidesExplore test results No buyer reports yet 53Unique reports 2026-08-21Last observed 2% short-dosed0% low purity 30 23
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66 Mile High CompoundsExplore test results No buyer reports yet 52Unique reports 2026-08-26Last observed 9% short-dosed7% low purity 41 11
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Open a compound, then a COA to inspect its measurements. This preview includes source-linked, deduplicated reports with a usable result. Its coverage can differ from the broader report count above.
Check the original reports, dates and tested batches.
67 Evolve BiopepExplore test results No buyer reports yet 51Unique reports 2026-02-09Last observed 15% low purity 51 0
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Open a compound, then a COA to inspect its measurements. This preview includes source-linked, deduplicated reports with a usable result. Its coverage can differ from the broader report count above.
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68 Crownwell ResearchExplore test results No buyer reports yet 50Unique reports 2026-08-27Last observed 2% short-dosed0% low purity 37 13
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69 LabSourced PeptidesExplore test results No buyer reports yet 47Unique reports 2026-07-27Last observed 12% short-dosed9% low purity 45 2
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70 Forge Performance Co.Explore test results No buyer reports yet 45Unique reports 2026-08-29Last observed 3% short-dosed0% low purity 28 17
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Open a compound, then a COA to inspect its measurements. This preview includes source-linked, deduplicated reports with a usable result. Its coverage can differ from the broader report count above.
Check the original reports, dates and tested batches.
71 ezPepsExplore test results No buyer reports yet 44Unique reports 2026-04-27Last observed 6% short-dosed0% low purity 40 4
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Open a compound, then a COA to inspect its measurements. This preview includes source-linked, deduplicated reports with a usable result. Its coverage can differ from the broader report count above.
Check the original reports, dates and tested batches.
72 GigaCompoundsExplore test results No buyer reports yet 40Unique reports 2026-08-13Last observed 9% short-dosed12% low purity 40 0
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Open a compound, then a COA to inspect its measurements. This preview includes source-linked, deduplicated reports with a usable result. Its coverage can differ from the broader report count above.
Check the original reports, dates and tested batches.
73 RIVN PeptidesExplore test results No buyer reports yet 39Unique reports 2026-07-01Last observed 10% short-dosed0% low purity 39 0
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Open a compound, then a COA to inspect its measurements. This preview includes source-linked, deduplicated reports with a usable result. Its coverage can differ from the broader report count above.
Check the original reports, dates and tested batches.
74 Regenerative ResearchExplore test results No buyer reports yet 39Unique reports 2026-08-30Last observed 22% short-dosed4% low purity 26 13
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Open a compound, then a COA to inspect its measurements. This preview includes source-linked, deduplicated reports with a usable result. Its coverage can differ from the broader report count above.
Check the original reports, dates and tested batches.
75 Amino AmigosExplore test results No buyer reports yet 37Unique reports 2025-07-16Last observed 24% low purity 37 0
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Open a compound, then a COA to inspect its measurements. This preview includes source-linked, deduplicated reports with a usable result. Its coverage can differ from the broader report count above.
Check the original reports, dates and tested batches.
76 Chimera PeptidesExplore test results No buyer reports yet 34Unique reports 2026-08-05Last observed 0% low purity 30 4
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Open a compound, then a COA to inspect its measurements. This preview includes source-linked, deduplicated reports with a usable result. Its coverage can differ from the broader report count above.
Check the original reports, dates and tested batches.
77 SKO CompoundsExplore test results No buyer reports yet 33Unique reports 2026-07-09Last observed 0% short-dosed0% low purity 22 11
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Open a compound, then a COA to inspect its measurements. This preview includes source-linked, deduplicated reports with a usable result. Its coverage can differ from the broader report count above.
Check the original reports, dates and tested batches.
78 Amino ScienceExplore test results No buyer reports yet 32Unique reports 2026-05-18Last observed 24% short-dosed0% low purity 32 0
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Open a compound, then a COA to inspect its measurements. This preview includes source-linked, deduplicated reports with a usable result. Its coverage can differ from the broader report count above.
Check the original reports, dates and tested batches.
79 Loti LabsExplore test results No buyer reports yet 32Unique reports 2025-05-07Last observed 19% low purity 32 0
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Open a compound, then a COA to inspect its measurements. This preview includes source-linked, deduplicated reports with a usable result. Its coverage can differ from the broader report count above.
Check the original reports, dates and tested batches.
80 Bulk Peptide SupplyExplore test results No buyer reports yet 31Unique reports 2026-07-01Last observed 3% low purity 27 4
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81 PEPTIDES WORLDExplore test results No buyer reports yet 30Unique reports 2024-06-28Last observed 20% short-dosed0% low purity 0 30
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82 Ion PeptidesExplore test results No buyer reports yet 26Unique reports 2026-07-30Last observed 5% short-dosed4% low purity 25 1
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Open a compound, then a COA to inspect its measurements. This preview includes source-linked, deduplicated reports with a usable result. Its coverage can differ from the broader report count above.
Check the original reports, dates and tested batches.
83 OroviaWellnessExplore test results No buyer reports yet 25Unique reports 2026-08-25Last observed 5% short-dosed0% low purity 14 11
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Open a compound, then a COA to inspect its measurements. This preview includes source-linked, deduplicated reports with a usable result. Its coverage can differ from the broader report count above.
Check the original reports, dates and tested batches.
84 Crush ResearchExplore test results No buyer reports yet 24Unique reports 2026-07-30Last observed 7% short-dosed0% low purity 22 2
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Open a compound, then a COA to inspect its measurements. This preview includes source-linked, deduplicated reports with a usable result. Its coverage can differ from the broader report count above.
Check the original reports, dates and tested batches.
85 Licensed PeptidesExplore test results No buyer reports yet 23Unique reports 2026-08-04Last observed 6% short-dosed0% low purity 19 4
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Open a compound, then a COA to inspect its measurements. This preview includes source-linked, deduplicated reports with a usable result. Its coverage can differ from the broader report count above.
Check the original reports, dates and tested batches.
86 Longevity PeptidesExplore test results No buyer reports yet 23Unique reports 2026-08-05Last observed 6% short-dosed0% low purity 10 13
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Open a compound, then a COA to inspect its measurements. This preview includes source-linked, deduplicated reports with a usable result. Its coverage can differ from the broader report count above.
Check the original reports, dates and tested batches.
87 Limitless Life NootropicsExplore test results No buyer reports yet 22Unique reports 2025-09-25Last observed 45% low purity 22 0
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Open a compound, then a COA to inspect its measurements. This preview includes source-linked, deduplicated reports with a usable result. Its coverage can differ from the broader report count above.
Check the original reports, dates and tested batches.
88 Bulk Peptide WholesaleExplore test results No buyer reports yet 21Unique reports 2026-06-17Last observed 0% low purity 20 1
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Open a compound, then a COA to inspect its measurements. This preview includes source-linked, deduplicated reports with a usable result. Its coverage can differ from the broader report count above.
Check the original reports, dates and tested batches.
89 Golden EagleExplore test results No buyer reports yet 18Unique reports 2026-03-19Last observed 0% low purity 18 0
Inside the lab evidence
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Open a compound, then a COA to inspect its measurements. This preview includes source-linked, deduplicated reports with a usable result. Its coverage can differ from the broader report count above.
Check the original reports, dates and tested batches.
90 NexxGen PeptidesExplore test results No buyer reports yet 15Unique reports 2026-05-20Last observed 9% short-dosed0% low purity 15 0
Inside the lab evidence
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Open a compound, then a COA to inspect its measurements. This preview includes source-linked, deduplicated reports with a usable result. Its coverage can differ from the broader report count above.
Check the original reports, dates and tested batches.
91 Peptide HavenExplore test results No buyer reports yet 15Unique reports 2025-12-02Last observed 0% short-dosed0% low purity 15 0
Inside the lab evidence
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Open a compound, then a COA to inspect its measurements. This preview includes source-linked, deduplicated reports with a usable result. Its coverage can differ from the broader report count above.
Check the original reports, dates and tested batches.
92 Peptilab ResearchExplore test results No buyer reports yet 15Unique reports 2025-05-20Last observed 0% low purity 15 0
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Open a compound, then a COA to inspect its measurements. This preview includes source-linked, deduplicated reports with a usable result. Its coverage can differ from the broader report count above.
Check the original reports, dates and tested batches.
93 Pure Health PeptidesExplore test results No buyer reports yet 15Unique reports 2026-01-13Last observed 11% short-dosed9% low purity 14 1
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Open a compound, then a COA to inspect its measurements. This preview includes source-linked, deduplicated reports with a usable result. Its coverage can differ from the broader report count above.
Check the original reports, dates and tested batches.
94 Nu Lab PeptidesExplore test results No buyer reports yet 15Unique reports 2026-08-17Last observed 0% short-dosed0% low purity 13 2
Inside the lab evidence
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Open a compound, then a COA to inspect its measurements. This preview includes source-linked, deduplicated reports with a usable result. Its coverage can differ from the broader report count above.
Check the original reports, dates and tested batches.
95 Void ResearchExplore test results No buyer reports yet 12Unique reports 2026-08-23Last observed 11% short-dosed0% low purity 12 0
Inside the lab evidence
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Open a compound, then a COA to inspect its measurements. This preview includes source-linked, deduplicated reports with a usable result. Its coverage can differ from the broader report count above.
Check the original reports, dates and tested batches.
96 Atomix ResearchExplore test results No buyer reports yet 9Unique reports 2025-05-14Last observed 11% low purity 9 0
Inside the lab evidence
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Open a compound, then a COA to inspect its measurements. This preview includes source-linked, deduplicated reports with a usable result. Its coverage can differ from the broader report count above.
Check the original reports, dates and tested batches.
97 Artemyx ResearchExplore test results No buyer reports yet 9Unique reports 2026-08-14Last observed 0% short-dosed0% low purity 7 2
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Open a compound, then a COA to inspect its measurements. This preview includes source-linked, deduplicated reports with a usable result. Its coverage can differ from the broader report count above.
Check the original reports, dates and tested batches.
98 Virtus PeptidesExplore test results No buyer reports yet 7Unique reports —Last observed Fewer than 5 applicable tests 7 0
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Open a compound, then a COA to inspect its measurements. This preview includes source-linked, deduplicated reports with a usable result. Its coverage can differ from the broader report count above.
Check the original reports, dates and tested batches.
99 Vector Amino LabsExplore test results No buyer reports yet 3Unique reports 2026-05-23Last observed Fewer than 5 applicable tests 3 0
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Open a compound, then a COA to inspect its measurements. This preview includes source-linked, deduplicated reports with a usable result. Its coverage can differ from the broader report count above.
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100 The Naughty NeedleExplore test results No buyer reports yet 2Unique reports 2025-12-12Last observed Fewer than 5 applicable tests 2 0
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Open a compound, then a COA to inspect its measurements. This preview includes source-linked, deduplicated reports with a usable result. Its coverage can differ from the broader report count above.
Check the original reports, dates and tested batches.
Each report counts once, even when it tests several compounds or appears in multiple archives. Open a vendor profile for its batch reports. See the methodology and known limitations.
Explore low purity, underfilled samples and other lab findings for this seller group →