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All peptides · Tesamorelin · COAs

Tesamorelin COA & lab test results

191 certificates of analysis published by 112 vendors, newest first.

99with readable numbers
99.54%median purity
107%median measured vs label
23testing labs

Labs: AV Analytics, Accumark Labs, Analytical Formulations, BTLabs, Bioviridian, Chromate, Ethos Analytics, Finnrick Analytics, Freedom Diagnostics, Horizon Analytical, ILS Laboratories, Janoshik, Kovera Labs, Krause Analytical, Lingke Bio-Detection, MDx BioAnalytical Laboratory, MZ Biolabs, Precision Mass Spec, Prime Analytical Laboratories, Qorix Labs (Tianjin), TrustPointe Analytics, Vanguard Laboratory, Waiida.

VendorLabDateLabelMeasuredPurity
Go Alpha Labs PeptidesFreedom Diagnostics2026-10-0210 mg9.11 mg (91%)99.76%View
NexaphJanoshik2026-10-0210 mg10.93 mg (109%)97.56%View
PeptidologyVanguard Laboratory2026-10-0110 mg10.78 mg (108%)99.55%View
Polaris PeptidesAccumark Labs2026-10-0110 mg10.59 mg (106%)99.94%View
Go Alpha Labs PeptidesFreedom Diagnostics2026-09-2620 mg21.54 mg (108%)99.64%View
Ion PeptideFreedom Diagnostics2026-09-2630 mg35.62 mg (119%)99.28%View
Licensed PeptidesVanguard Laboratory2026-09-2520 mg––View (image)
Valor peptidesAccumark Labs2026-09-2410 mg10.134 mg (101%)99.39%View
Peptide PartnersChromate2026-09-22––99.39%View
Above All PeptidesKrause Analytical2026-09-1720 mg––View (image)
Shanghai Leader Peptide BiotechnologyCOA concernsFreedom Diagnostics2026-09-1710 mg–99.12%View
SoliraChromate2026-09-1710 mg–99.077%View
Skye PeptidesAccumark Labs2026-09-1620 mg20.496 mg (102%)99.475%View
Valor peptidesAccumark Labs2026-09-1610 mg10.518 mg (105%)99.889%View
Valor peptidesAccumark Labs2026-09-1610 mg9.642 mg (96%)99.362%View
Peptide PartnersChromate2026-09-15––98.49%View
NextGen HealthILS Laboratories2026-09-1420 mg20.52 mg (103%)99.64%View
Swiss ChemsFreedom Diagnostics2026-09-132 mg2.21 mg (111%)99.15%View
SPBFreedom Diagnostics2026-09-1110 mg11.16 mg (112%)99.93%View
NexaphJanoshik2026-09-1010 mg11.52 mg (115%)97.49%View
Glacier AminosEthos Analytics2026-09-0910 mg10.195 mg (102%)–View
PeptidologyVanguard Laboratory2026-09-0910 mg11.99 mg (120%)99.08%View
Certified Peptides–2026-09-0720 mg––View (image)
Crush ResearchILS Laboratories2026-09-0620 mg20.9 mg (105%)99.72%View
Ion PeptideFreedom Diagnostics2026-09-055 mg5.03 mg (101%)99.68%View
Pure Peptide LabsPrecision Mass Spec2026-09-045 mg5.03 mg (101%)99.27%View
LumiraCOA concernsBTLabs2026-09-0320 mg23.3 mg (117%)99.7%View
Peptide PartnersChromate2026-09-03––97.72%View
Shanghai Leader Peptide BiotechnologyCOA concernsQorix Labs (Tianjin)2026-09-035 mg–99.53%View
Shanghai Leader Peptide BiotechnologyCOA concernsQorix Labs (Tianjin)2026-09-0310 mg–99.5%View
Sunrise BioResearchBTLabs2026-09-0220 mg22.8 mg (114%)99.9%View
NuLife PeptidesFreedom Diagnostics2026-09-0120 mg19.79 mg (99%)99.82%View
Alpha BioMed–2026-08-3110 mg––View (image)
Regenerative ResearchFreedom Diagnostics2026-08-3035 mg35.51 mg (101%)99.96%View
NextGen HealthILS Laboratories2026-08-2920 mg21.3 mg (107%)99.68%View
Bulk Peptide SupplyCOA concernsAV Analytics2026-08-2710 mg10.24 mg (102%)99.76%View
SaiyanMedFreedom Diagnostics2026-08-2710 mg11.11 mg (111%)99.64%View
Domestic PepsFreedom Diagnostics2026-08-2310 mg11.53 mg (115%)99.91%View
Glacier AminosEthos Analytics2026-08-1920 mg20.325 mg (102%)–View
NextGen HealthILS Laboratories2026-08-1810 mg10.7 mg (107%)99.62%View
NextGen HealthILS Laboratories2026-08-1820 mg20.63 mg (103%)99.42%View
SaiyanMedFreedom Diagnostics2026-08-1710 mg10.61 mg (106%)99.94%View
Peptide CraftersAccumark Labs2026-08-1210 mg10.06 mg (101%)99.83%View
My Pure PeptideJanoshik2026-08-1020 mg23.2 mg (116%)99.119%View
Amplified AminoFreedom Diagnostics2026-08-0810 mg10.06 mg (101%)99.99%View
NexaphFreedom Diagnostics2026-08-0810 mg10.06 mg (101%)99.99%View
Mai PeptideFreedom Diagnostics2026-08-0510 mg9.47 mg (95%)99.78%View
Polaris PeptidesAccumark Labs2026-08-0410 mg10.43 mg (104%)99.87%View
Lotus BioILS Laboratories2026-0810 mg–99.67%View
HelixBridge–2026-07-3110 mg–99.223%View (image)
Hangzhou Mandy BiotechnologyJanoshik2026-07-2810 mg––View (image)
Loti LabsBioviridian2026-07-2710 mg––View (image)
PepturionJanoshik2026-07-2410 mg––View (image)
Regenerative ResearchBTLabs2026-07-2212 mg12 mg (100%)99.7%View
PepLab SolutionsKovera Labs2026-07-2110 mg11.85 mg (119%)99.642%View
PeptimeFreedom Diagnostics2026-07-2110 mg11.39 mg (114%)99.91%View
NextGen HealthILS Laboratories2026-07-0810 mg10.48 mg (105%)99.6%View
Alpha-GenFreedom Diagnostics2026-07-0310 mg11.67 mg (117%)99.78%View
Liberty Peptides–2026-07-0110 mg–99.246%View
Polaris PeptidesAccumark Labs2026-06-2910 mg8.44 mg (84%)99.04%View
LabRatscoCOA concernsLingke Bio-Detection2026-06-27–––View (image)
Onyx ResearchFreedom Diagnostics2026-06-2610 mg11.06 mg (111%)99.03%View
Modern AminosFreedom Diagnostics2026-06-2510 mg11.45 mg (115%)99.9%View
PepClub USAFreedom Diagnostics2026-06-215 mg5.79 mg (116%)99.75%View
Peptide PartnersTrustPointe Analytics2026-06-19–10.51 mg99.804%View
Shenzhen Aurora BiotechnologyJanoshik2026-06-1710 mg––View (image)
DMV PeptidesILS Laboratories2026-06-1510 mg10.48 mg (105%)99.28%View
Simple PeptideFreedom Diagnostics2026-06-1510 mg11.72 mg (117%)99.65%View
Jett LabsFreedom Diagnostics2026-06-0710 mg13.09 mg (131%)99.79%View
Coffee and PeppersFreedom Diagnostics2026-06-0110 mg12.58 mg (126%)99.31%View
Lotus BioFreedom Diagnostics2026-0620 mg–99.88%View
Lotus BioJanoshik2026-0610 mg–98.605%View
RetaOne LabsKovera Labs2026-05-2810 mg10.82 mg (108%)99.177%View
UtherJanoshik2026-05-2020 mg22.21 mg (111%)99.012%View
Huatai PeptideFreedom Diagnostics2026-05-1910 mg10.16 mg (102%)99.54%View
Huatai PeptideFreedom Diagnostics2026-05-1920 mg23.52 mg (118%)99.88%View
Modern AminosFreedom Diagnostics2026-05-195 mg5.24 mg (105%)99.65%View
Loti LabsBioviridian2026-05-172 mg––View (image)
Longevity ProsJanoshik2026-05-14–––View (image)
Simple PeptideFreedom Diagnostics2026-05-1412 mg3.15 mg (26%)99.71%View
Huaian Banting TradingJanoshik2026-05-1310 mg––View (image)
Kits4lessJanoshik2026-05-1110 mg––View (image)
NextGen HealthILS Laboratories2026-05-1020 mg20.71 mg (104%)99.48%View
UtherJanoshik2026-05-0610 mg11.89 mg (119%)99.004%View
UtherJanoshik2026-05-0610 mg11.8 mg (118%)99.015%View
TydesJanoshik2026-05-0522 mg–98.3%View
TydesJanoshik2026-05-0510 mg–98.3%View
Epic PeptidesChromate2026-05-0410 mg9.902 mg (99%)99.527%View
UtherJanoshik2026-05-0410 mg11.72 mg (117%)99.345%View
Aura PeptidesCOA concernsHorizon Analytical2026-04-23–––View (image)
Planet PeptideFreedom Diagnostics2026-04-2320 mg23.57 mg (118%)99.84%View
Wolverine Peptides–2026-04-23––99.5%View
NextGen HealthILS Laboratories2026-04-1610 mg10.44 mg (104%)99.4%View
Alpha PeptidesAnalytical Formulations2026-04-0910 mg10.97 mg (110%)99.35%View
Andy Peps StudioJanoshik2026-04-0810 mg––View (image)
Lux Synth AminosKrause Analytical2026-04-0710 mg––View (image)
Lotus Bio–2026-04––99.4%View
Flycn PeptideJanoshik2026-03-30–––View (image)
Medi PeptideJanoshik2026-03-3010 mg––View (image)
Prime PeptidesVanguard Laboratory2026-03-2510 mg9.8 mg (98%)99.05%View
LabRatscoCOA concernsWaiida2026-03-232 mg2.14 mg (107%)99.72%View
LabRatscoCOA concernsWaiida2026-03-235 mg5.33 mg (107%)99.68%View
LabRatscoCOA concernsWaiida2026-03-2310 mg10.76 mg (108%)99.75%View
LabRatscoCOA concernsWaiida2026-03-2320 mg21.69 mg (108%)99.6%View
Sigma PeptidesPrime Analytical Laboratories2026-03-1910 mg––View (image)
Liyu DailyJanoshik2026-02-195 mg––View (image)
PepLab SolutionsHorizon Analytical2026-02-1810 mg10.12 mg (101%)99.41%View
Guangzhou AoyuFreedom Diagnostics2026-02-1410 mg13.18 mg (132%)99.114%View
PeptideJFTJanoshik2026-02-12–––View (image)
Wolverine PeptidesJanoshik2026-02-115 mg––View (image)
Shenzhen Aurora BiotechnologyJanoshik2026-02-0310 mg––View (image)
Licensed PeptidesVanguard Laboratory2025-12-2410 mg11.4 mg (114%)99.04%View
GLP Keep Body PeptideCOA concernsJanoshik2025-12-2310 mg––View (image)
LN Peptides–2025-12-1620 mg––View (image)
LN Peptides–2025-12-1510 mg––View (image)
HkRoidsCOA concernsFreedom Diagnostics2025-12-1110 mg12.79 mg (128%)99.483%View
LN PeptidesJanoshik2025-11-2610 mg––View (image)
Certified PeptidesVanguard Laboratory2025-11-0520 mg20.91 mg (105%)99.18%View
Pura PeptidesFreedom Diagnostics2025-10-3110 mg––View (image)
Alpha PeptidesFreedom Diagnostics2025-10-2110 mg11.31 mg (113%)99.028%View
Flycn PeptideJanoshik2025-10-15–––View (image)
Medi PeptideJanoshik2025-10-1510 mg––View (image)
Pure Tested PeptidesKrause Analytical2025-10-095 mg5.53 mg (111%)99.01%View
Huaian Banting TradingJanoshik2025-09-1810 mg––View (image)
Huaian Dinglin TradingJanoshik2025-09-1810 mg––View (image)
PeptideJFTJanoshik2025-09-1110 mg––View (image)
The Naughty NeedleFreedom Diagnostics2025-08-285 mg5.97 mg (119%)99.8%View
Amino AmigosMZ Biolabs2025-08-0710 mg10.85 mg (109%)99.41%View
LipeptidesJanoshik2025-07-0810 mg––View (image)
PeptiSlimJanoshik2025-07-0810 mg––View (image)
LMRJanoshik2025-07-0710 mg––View (image)
Peptides For LessJanoshik2025-05-2810 mg–99.585%View
Bulk Peptide WholesaleChromate2025-03-2010 mg––View (image)
Shanghai ERP peptide BiotechnologyCOA concernsJanoshik2025-03-1810 mg––View (image)
Amino AmigosTrustPointe Analytics2025-01-1710 mg––View
Allen Biotechnology Co ABCJanoshik–10 mg––View (image)
Apextide BioCOA concernsFinnrick Analytics–10 mg––View (image)
Apextide BioCOA concernsAnalytical Formulations––––View (image)
BarnJanoshik–20 mg––View (image)
BarnJanoshik–10 mg––View (image)
Biolongevity LabsMDx BioAnalytical Laboratory––––View (image)
Biolongevity LabsMDx BioAnalytical Laboratory––––View (image)
BioPrecise LLCCOA concerns–––––View (image)
Emlin BioScience ExchangeBioviridian–10 mg––View (image)
Emlin BioScience ExchangeBTLabs–5 mg––View (image)
Emlin BioScience Exchange––2 mg––View (image)
Eros PeptidesFreedom Diagnostics–5 mg––View (image)
Guangzhou Jeep Biotechnology JEEPJanoshik–10 mg10.65 mg (107%)98.591%View
Guangzhou Jeep Biotechnology JEEPJanoshik–10 mg10.02 mg (100%)99.725%View
HkRoidsCOA concerns––10 mg––View (image)
Jett LabsFreedom Diagnostics––––View (image)
Jett LabsFreedom Diagnostics––––View (image)
Jinan Elitepeptide Chemical JEC JCEJanoshik–20 mg––View (image)
Longevity PlanMZ Biolabs–––99.4%View
Longevity Plan–––––View (image)
LP Peptide––10 mg––View (image)
Mai PeptideJanoshik–10 mg––View (image)
Modern Aminos––10 mg––View (image)
Nantong Guangyuan Chemical GYCJanoshik–10 mg––View (image)
NextechLabsILS Laboratories––––View (image)
NextechLabsVanguard Laboratory–10 mg––View (image)
Noble DragonsJanoshik–20 mg––View (image)
Noble DragonsJanoshik–20 mg––View (image)
OupeptideJanoshik–10 mg––View (image)
Penguin Peptides––5 mg––View (image)
Penguin Peptides––10 mg––View (image)
Peptronix Bio PTBJanoshik–10 mg––View (image)
Prime PeptidesJanoshik––––View (image)
PugPepsCOA concerns––20 mg––View (image)
PugPepsCOA concerns––10 mg––View (image)
PugPepsCOA concerns––20 mg––View (image)
PugPepsCOA concerns––20 mg––View (image)
PurePeptides––10 mg––View (image)
Qingdao Saber Technology Pharma QSTJanoshik–10 mg––View (image)
Royal PeptidesJanoshik–10 mg––View (image)
Shanghai Sigma Audley SSAJanoshik–20 mg––View (image)
Shanghai Sigma Audley SSAJanoshik–10 mg––View (image)
Shanghai Wibson Biotechnology WBSJanoshik–10 mg––View (image)
Shenzhen Aurora BiotechnologyJanoshik–10 mg––View (image)
SP ResearchChromate––––View (image)
SPBJanoshik–10 mg––View (image)
Tianjin Finder Chemical TFCJanoshik–20 mg––View (image)
Tianjin Finder Chemical TFCJanoshik–10 mg––View (image)
Tianjin Finder Chemical TFCJanoshik–10 mg––View (image)
Verified Peptides––20 mg––View (image)
Verified Peptides––20 mg––View (image)
Verified Peptides––20 mg––View (image)
XTPCOA concernsJanoshik–10 mg––View (image)
YuanSense TechJanoshik–10 mg––View (image)
YuanSense TechJanoshik–10 mg––View (image)
YuanSense TechJanoshik–10 mg––View (image)

A vendor's COA shows one tested sample, not every batch. Numbers are filled in only where the document is readable text; image-only COAs are linked without numbers. Vendors banned for fake reports are excluded. Compare Tesamorelin prices and lab-verified vendors.