/·Lab results

Certificates of analysis.

Independent HPLC test results for the batches we source. Every report is shown exactly as the lab issued it — open any card for the full report. New to these compounds? Read our peptide guide — what each one is and how strong the evidence is.

Reports published

Independent labs

HPLC

Purity + quantity

Compounds covered

GHK-Cu · 2 HGH · 8 PT-141 · 1 Ret3trutide · 4 Selank · 1 TB-500 · 1 Tirzepatide · 2

GHK-Cu

2 reports

KGB / Lu's Peptide Store

GHK-Cu 100mg

HPLC purity

99.30%

Measured

124.02 mg

Lab: Freedom Diagnostics
Tested: 23 Aug 2026

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KGB / Lu's Peptide Store

GHK-Cu 100mg

HPLC purity

99.88%

Measured

100.64 mg

Lab: Freedom Diagnostics
Tested: 7 Aug 2026

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HGH

8 reports

KGB / Lu's Peptide Store

HGH 24IU

HPLC purity

99.35%

Measured

24.52 IU

Lab: Vanguard Laboratory
Tested: 14 Sept 2026

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KGB / Lu's Peptide Store

HGH 15IU

HPLC purity

98.05%

Measured

16.63 IU

Lab: Vanguard Laboratory
Tested: 4 Sept 2026

Verify on lab website

KGB / Lu's Peptide Store

HGH 36IU

HPLC purity

97.47%

Measured

37.08 IU

Lab: Vanguard Laboratory
Tested: 4 Sept 2026

Verify on lab website

KGB / Lu's Peptide Store

HGH 24IU

HPLC purity

97.54%

Measured

24.88 IU

Lab: Vanguard Laboratory
Tested: 4 Sept 2026

Verify on lab website

KGB / Lu's Peptide Store

HGH 24IU

HPLC purity

99.173%

Measured

25.29 IU

Lab: Chromate
Tested: 3 Sept 2026

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KGB / Lu's Peptide Store

HGH 36IU

HPLC purity

96.086%

Measured

38.24 IU

Lab: Chromate
Tested: 3 Sept 2026

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KGB / Lu's Peptide Store

HGH 24IU

HPLC purity

99.35%

Measured

36.38 IU

Mislabelled — vial tested at 36.38 IU

Lab: Vanguard Laboratory
Tested: 10 Aug 2026

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KGB / Lu's Peptide Store

HGH 15IU

HPLC purity

99.15%

Measured

14.54 IU

Lab: Vanguard Laboratory
Tested: 10 Aug 2026

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PT-141

1 report

KGB / Lu's Peptide Store

PT-141 10mg

HPLC purity

99.20%

Measured

9.83 mg

Lab: Freedom Diagnostics
Tested: 23 Aug 2026

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Ret3trutide

4 reports

KGB / Lu's Peptide Store

Ret3trutide 30mg

HPLC purity

99.75%

Measured

28.32 mg

Lab: Freedom Diagnostics
Tested: 6 Sept 2026

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KGB / Lu's Peptide Store

Ret3trutide 10mg

HPLC purity

99.40%

Measured

10.41 mg

Lab: Freedom Diagnostics
Tested: 23 Aug 2026

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KGB / Lu's Peptide Store

Ret3trutide 20mg

HPLC purity

99.89%

Measured

21.6 mg

Lab: Freedom Diagnostics
Tested: 11 Aug 2026

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KGB / Lu's Peptide Store

Ret3trutide 30mg

HPLC purity

99.84%

Measured

35.16 mg

Lab: Freedom Diagnostics
Tested: 8 Aug 2026

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Selank

1 report

KGB / Lu's Peptide Store

Selank 10mg

HPLC purity

99.70%

Measured

11.21 mg

Lab: Freedom Diagnostics
Tested: 23 Aug 2026

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TB-500

1 report

KGB / Lu's Peptide Store

TB-500 10mg

HPLC purity

99.30%

Measured

10.65 mg

Lab: Freedom Diagnostics
Tested: 4 Sept 2026

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Tirzepatide

2 reports

KGB / Lu's Peptide Store

Tirzepatide 10mg

HPLC purity

99.60%

Measured

10.62 mg

Lab: Freedom Diagnostics
Tested: 4 Sept 2026

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KGB / Lu's Peptide Store

Tirzepatide 20mg

HPLC purity

99.95%

Measured

21.74 mg

Lab: Freedom Diagnostics
Tested: 7 Aug 2026

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About these reports

Results apply only to the samples each lab tested. If you want the report for your specific batch, ask us on WhatsApp before use. Measured quantities can differ from the label — we publish results as reported, including any discrepancies.