Devin Stone, ND Nov 12, 2025 3 min read Updated: Mar 24 GHK-Cu, a copper peptide, has gained attention for its potential benefits in skin healing, anti-aging, and tissue repair
It's the focused tanning compound: purely pigmentation, without the libido and appetite effects that come with Melanotan II
Although rare, an allergy to these medications is also possible
You should see a doctor if your constipation is severe, lasts more than two weeks, or is accompanied by symptoms like vomiting, unusual bowel colors, or severe abdominal pain
The only concern is when very high doses of multiple supplements are taken at once, which can compete for absorption
281 , E916E923 (2001)