GHK-Cu (glycyl-L-histidyl-L-lysine complexed with copper 2+) is one of the most evidence-supported regenerative peptides available in cosmetics, with peer-reviewed data spanning collagen synthesis, gene-expression modulation, wound healing, and skin laxity
They may cause heartburn, nausea, bloating, and discomfort by lingering in your stomach and increasing feelings of fullness
Furthermore, L-arginine is effective for chest pain, erectile dysfunction, high blood pressure (even during pregnancy), serious intestinal diseases in premature infants, peripheral arterial disease, pregnancy complications associated with high blood pressure, and proteins in urine
Combining them in one preparation is what makes the blend a convenient reference system for in vitro work that needs both activities in a single run
Repurposing of auranofin: thioredoxin reductase remains a primary target of the drug