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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
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Retatrutide 20mg
Janoshik Verified

Lab Result: Retatrutide 20mg

RET27

Uploaded
August 31, 2026
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Retatrutide 20mg
Janoshik Verified

Lab Result: Retatrutide 20mg

RET24

Uploaded
July 9, 2026
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Retatrutide 20mg
Janoshik Verified

Lab Result: Retatrutide 20mg

RET17

Uploaded
March 24, 2026
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Retatrutide 20mg
Janoshik Verified

Lab Result: Retatrutide 20mg

RET14

Uploaded
December 22, 2025
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Retatrutide 20mg
Janoshik Verified

Lab Result: Retatrutide 20mg

RET13

Uploaded
November 12, 2025
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Retatrutide 20mg
Janoshik Verified

Lab Result: Retatrutide 20mg

RET12

Uploaded
October 9, 2025
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Retatrutide 20mg
Janoshik Verified

Lab Result: Retatrutide 20mg

RET10

Uploaded
September 9, 2025
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Retatrutide 20mg
Janoshik Verified

Lab Result: Retatrutide 20mg

RET08

Uploaded
July 9, 2025
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Retatrutide 20mg
Janoshik Verified

Lab Result: Retatrutide 20mg

RET06

Uploaded
June 28, 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.

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