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GHK-Cu vs Adjacent Categories Format Topical GHK-Cu (cosmetic) What it is Copper Tripeptide-1 in serums and creams Evidence base Strongest human evidence (Leyden 2002, NEEL 2023) Typical use Daily anti-aging skincare Format Injectable GHK-Cu (research-use) What it is Reconstituted vial, SubQ injection Evidence base Mostly preclinical
Several researchers have come to the same conclusion when trying to explain this fact [15]
At this stage, in vitro evidence suggests that phycocyanin present in Spirulina may contribute to glycemic control by inhibiting -amylase and -glucosidase activities
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