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This product is intended exclusively for research, analytical, and educational applications
After that, many patients shift to monthly doses for maintenance
GHK-Cu is compatible with most ingredients, including niacinamide and hyaluronic acid, but should not be combined with alpha hydroxy acids (AHAs) or strong acids in the same formula, as these may reduce efficacy
Any such use is prohibited and may violate federal, state, or local law
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