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Duration Limitations: The longest safety data extends to 24 weeks
Let's break down the key distinctions to help you make an informed decision: When to Choose Homemade A homemade GHK-Cu serum makes sense if you're comfortable with DIY formulation, want to save money over the long term, value complete ingredient control, and plan to use your serum consistently
Additionally, incorporating N-Acetyl Cysteine (NAC) into your wellness plan can provide a direct precursor substrate for natural endogenous glutathione synthesis
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