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In theory, ingredients like high-concentration L-ascorbic acid (vitamin C) or strong alpha-hydroxy acids can alter the pH environment and may interfere with the copper-peptide complex or compound irritation when applied at the same time
For research with lyophilized GHK-Cu powder, reconstitution with bacteriostatic water is the standard
In modern research, GHK-Cu is used as a lyophilized powder with a purity of at least 99 percent (HPLC-verified)
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Insert the needle at a 45 to 90 degree angle depending on needle length and tissue thickness
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