ghk cu meaning GHK-Cu - Peptide for Collagen, Healing & Anti-Aging How GHK-Cu Tightens Loose Skin:

C.Al IsmailD.Di TimoteoF.De AngelisM.RosaL.et al

BPC-157 fails to meet any of these legal criteria

U100: 0.1 = 10 (1 = 100 ), 225 mcg: 225 5000 /1 = 0.045 = 4.5 263 mcg: 263 5000 /1 = 0.052 = 5.3 300 mcg: 300 5000 /1 = 0.06 = 6 338 mcg: 338 5000 /1 = 0.068 = 6.8 375 mcg: 375 5000 /1 = 0.075 = 7.5 413 mcg: 413 5000 /1 = 0.083 = 8.3 450 mcg: 450 5000 /1 = 0.09 = 9 488 mcg: 488 5000 /1 = 0.098 = 9.8 525 mcg: 525 5000 /1 = 0.105 = 10.5 563 mcg: 563 5000 /1 = 0.113 = 11.3

Arthritis Res Ther (2019) 21(1):134

As for how long BPC-157 is detectable , specialized testing is rare, and standard drug screenings do not typically look for this peptide