ghk-cu recommended dosage injection humans aka the beauty peptide. I've got the reconstitute and dose chart at the end for reference. Where I purchase mine from Elite Peptides Australia Discount code WISHY10 (because who doesn't love GHK-Cu Dosage: Protocols & Charts
Description
Treat Underlying Conditions: Address issues like pernicious anemia or gut health problems to improve absorption

10.1111/bph.14487 19 AnH.-J.LeeW.-R.KimK.-H.KimJ.-Y.LeeS.-J.HanS.-M.et al (2014)

And it may not be safe for those with soy allergies due to the unknown origins of the supplements phosphatidylserine (often made from soy)

Housden, N