Blackout curtains or a quality sleep mask eliminate ambient light from streetlamps, electronic indicators, or early morning sun that might otherwise fragment your sleep
GHK-Cu refers to the same tripeptide bound to a copper(II) ion (MW 401.91 g/mol)
Decades of use data do not exist for this compound in humans
However, injection is not without drawbacks
View Study [7]"Skin Care Benefits of Copper Peptide Containing Facial Cream (as reviewed in Pickart & Margolina 2018)" Leyden J, Stephens T, Finkey MB, Appa Y, Barkovic S, 2002 Finding: A facial cream containing GHK-Cu applied for 12 weeks to 71 women with photoaging increased skin density and thickness, reduced laxity, improved clarity, and reduced fine lines and wrinkle depth