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This is an ultra pure GHK-Cu Tri-Peptide-1 copper powder with the highest purity of 99.8%. Dissolves quickly in water and creams for both hair and skin use. Dissolves easily in creams and serums. Add 1 gram to 4 ounces or 120 ml of a water based cream or serum for a 1% strength.
When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network.