It is a: Humectant, drawing moisture into the skin Emollient, helping to soften skin Solvent, dispersing and stabilizing formulas Preservative booster, enhancing the antimicrobial activity of other preservatives Niacinamide is a multitasking form of vitamin B3 that strengthens the skin barrier, reduces pores and dark spots, regulates oil, and improves signs of aging
For hair-specific applications, some protocols combine systemic subcutaneous GHK-Cu with direct scalp delivery via mesotherapy, injecting diluted GHK-Cu solution directly into the scalp to maximize follicle-level exposure alongside systemic administration
The benefits of glycine on the brain may extend to other psychiatric and mood disorders
Both are typically preservative-free and intended for single use once opened
Physiol Rev 87: 1409-1439, 2007
The DHT Question: Do Copper Peptides Block It