does ghk cu build tolerance or lose effectiveness over time Effect of GHK-Cu, CuSO4, GHK+CuSO4, and on laccase production Stacking Retatrutide With GHK-Cu: Results
Description
Subcell Biochem 56: 301-322

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During long term open label treatment, mean GH fell from 32.7 +/- 5.2 to 6.0 +/- 1.7 micrograms/L 2 h after octreotide injection in the primary therapy group and remained suppressed for a mean period of 24 months (range, 3-60 months)

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The nasal spray format requires no reconstitution, no refrigeration during use (stable at room temperature for up to 30 days after opening), and provides consistent dosing through the calibrated pump
