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High concentration: 2% to 4% High-concentration copper peptide products target users who have built tolerance through lower percentages and want intensified results
This is especially important if you are pouring it into a plastic or soft sided container
The characteristic dark blue color of properly reconstituted GHK-Cu solution provides a visual confirmation that the copper-peptide bond is intact and the reconstitution is successful
NAC provides cysteine, the amino acid required for the body to produce glutathione, helping support healthy glutathione levels.*
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