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However, relevant clinical evidence in humans remains limited
This activation is precisely targeted
OTC serums often label 1% peptide blend, but actual GHK-Cu is a fraction of that
Why it matters: Temperature swings accelerate degradation Door is warmest part of fridge Frequent opening and closing Best practice: Store in main fridge section Middle or back of shelf (stable temperature) Away from freezer section Mistake 5: Not protecting from light Light exposure degrades copper peptides
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