"GHK influenced the expression of about 4,000 human genes, shifting their expression from a diseased or aged state toward a healthier profile." Pickart et al., BioMed Research International (2014) That's why GHK-Cu shows up in three very different corners of the community: looksmaxxers running a 12% topical serum for skin quality and fine lines, hair-stack users layering it with minoxidil and finasteride (or RU58841 on an AAS cycle) for follicle support, and injury-rehab protocols pairing it with BPC-157 and TB-500 as the "healing trio" for tendons, ligaments, and post-surgical recovery
Nagashima et al
Linagliptin treatment in subjects with type 2 diabetes with and without mild-to-moderate renal impairment
While it is difficult to compare these studies head-to-head, overall, it seems that gastrointestinal symptoms are relatively similar in patients with vs
Free fatty acid (FFA) levels were determined enzymatically using a NEFA test kit (Sekisui Medical Co., LTD, Tokyo, Japan)