Skip to content
Free shipping on orders $350+
Growth Guys Canada Canada
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
Reset
GHK-Cu 100mg
Janoshik Verified

Lab Result: GHK-Cu 100mg

GHK11

Uploaded
August 20, 2026
Report on request Shop →
GHK-Cu 70mg
Janoshik Verified

Lab Result: GHK-Cu 70mg

GHK09

Uploaded
May 5, 2026
Report on request Shop →
GHK-Cu 70mg
Janoshik Verified

Lab Result: GHK-Cu 70mg

GHK07

Uploaded
March 30, 2026
Report on request Shop →
GHK-Cu 70mg
Janoshik Verified

Lab Result: GHK-Cu 70mg

GHK06

Uploaded
February 24, 2026
Report on request Shop →
GHK-Cu 70mg
Janoshik Verified

Lab Result: GHK-Cu 70mg

GHK04

Uploaded
December 3, 2025
Report on request Shop →
GHK-Cu
Janoshik Verified

Lab Result: GHK-Cu

GHK01

Uploaded
May 26, 2025
Report on request Shop →

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.

Visit Shop