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[2] A 2023 study in the Journal of Cosmetic Dermatology found GHK-Cu and hyaluronic acid combined to synergistically upregulate collagen types I, IV, and VII

The first time was during the prohormone heydays of the 2000s when Amazon was selling those along with many other retailers

Peptides are short chains of amino acids, the building blocks of proteins, which play a crucial role in various bodily functions, including muscle growth and repair

And so, yeah, there's, there's a lot of promise

Other Medications: Certain central nervous system medications used in GH stimulation tests, for example, dopamine agonists (like L-Dopa) or arginine, can affect GH release