12 weeks in, and my skin has NEVER looked better! GHK peptides are doing their thing. Alright, I need to give you an updateit's been 12 weeks since I started using GHK GHK CU 50 mg LIVV UPB Ghk CU 100MG Ultra Pure Bioscience Your gut lining is doing one of the hardest jobs in your body. And for most people dealing with chronic illness, mold, or long term inflammation, its doing that job while already compromised.,