Royal Peptides -- Lab Test Results

Independent Certificates of Analysis aggregated from public lab results. Not affiliated with or paid by Royal Peptides.

76
CoAs on file
99.65%
Avg reported purity
43
Compounds tested
Apr 9, 2026
Latest test

Results by compound

CompoundCoAsAvg purityLatest
Retatrutide1499.51%Mar 12, 2026
Tirzepatide1499.67%Mar 2, 2026
Semaglutide799.87%Aug 2, 2025
BB202--
NAD 500mg blue cap1--
SS31101--
IPA101--
ERP RT301--
RT50Green cap1--
NAD5001--
ERP RT201--
H101--
ERP RT101--
GHK CU1--
MOTS401--
T601--
Melanotan 2199.87%Feb 16, 2026
TB101--
Tirzepatide 60mg Black cap1--
Retatrutide 20mg Blue cap1--
KS51--
NAD10001--
CND101--
ERP GHK1001--
TR401--
RT601--
GHKCU501--
KLOW80 Pink1--
RT151--
MOTS101--

Top 30 of 43 compounds shown.

Recent CoAs

CompoundBatchPurityLabTested
SK10JP2026000999.877%JanoshikApr 9, 2026verify
SX10JP2026000899.29%JanoshikApr 9, 2026verify
Retatrutide--99.8%Lab GMar 12, 2026verify
Tirzepatide--99.7%Lab GMar 2, 2026verify
Retatrutide--99.8%Lab GFeb 28, 2026verify
Retatrutide--98.78%Lab EFeb 21, 2026verify
Retatrutide--99.9%Lab EFeb 21, 2026verify
Melanotan 2White Cap99.873%JanoshikFeb 16, 2026verify
Retatrutide--99.9%Lab EFeb 10, 2026verify
Retatrutide--99.95%Lab EJan 18, 2026verify
Tirzepatide--99.95%Lab EDec 28, 2025verify
Retatrutide--99.38%Lab EOct 20, 2025verify
Tirzepatide--99.78%Lab EAug 4, 2025verify
Tirzepatide--99.78%Lab EAug 4, 2025verify
Semaglutide--99.47%Lab AAug 2, 2025verify
Retatrutide--98.93%Lab CMar 25, 2025verify
Retatrutide--98.78%Lab CMar 25, 2025verify
Retatrutide--98.86%Lab CMar 25, 2025verify
Semaglutide--99.97%Lab CMar 24, 2025verify
Tirzepatide--99.86%Lab CMar 24, 2025verify
Semaglutide--99.98%Lab CMar 24, 2025verify
Tirzepatide--99.8%Lab CMar 24, 2025verify
Tirzepatide--99.89%Lab CMar 24, 2025verify
Semaglutide--99.93%Lab CMar 24, 2025verify
Semaglutide--99.92%Lab AMar 15, 2025verify

Showing 25 most recent of 76. Search the full database on the CoA page.

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Data comes from publicly posted third-party lab certificates (Janoshik, MZ Biolabs, and others) and community submissions. Purity figures are as reported by the testing lab for the specific batch tested; they are not a guarantee of any other batch. For research and informational purposes only.