Regarding if they would be "complimentary or work on the same mechanisms", GHK-Cu is a copper peptide / But it seems both generations (1st and 2nd) of copper peptides have produced amazing results as far as skin beautification.
So as far as topical cosmetics are concerned, it seems that a mix of both generations would be the best of both worlds (or use a potent concentration of GHK-Cu).
But in particular, GHK-Cu seems to have even wider human health potential - For more information see: www.skinbio.com
When you block a person, they can no longer invite you to a private message or post to your profile wall. Replies and comments they make will be collapsed/hidden by default. Finally, you'll never receive email notifications about content they create or likes they designate for your content.
Note: if you proceed, you will no longer be following .