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Loren Pickart, who discovered GHK-Cu's skincare applications, found no additional benefit from concentrations above 3% and noted that higher concentrations may actually be counterproductive
No other legal compound produces such reliable, intense appetite enhancement
We have worked with them for the past twelve years on projects both big and small
(2005): Improved insulin sensitivity in prediabetic adults
(2024, October 15)
Xu L, et al
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