Janoshik Verified

Lab Results

Current results can also be viewed from the product's page, which you can find in the shop.

Published reports: 248
Avg. purity: 98.91%
Products tested: 79

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Janoshik Verified

Lab Result: GHK-Cu 50mg

GHK10

Uploaded: August 7, 2026

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Janoshik Verified

Lab Result: GHK-Cu 50mg

GHK05

Uploaded: January 7, 2026

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Janoshik Verified

Lab Result: GHK-Cu 50mg

GHK03

Uploaded: August 7, 2025

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How to verify a report

Every certificate links to Janoshik’s own verification page. Open the report, check that the task number and batch code match the label on your vial, and compare the tested purity and mass with what is listed here.

Historical lab results

Find test results from previous batches of Growth Guys products.

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