ghk cu 99 purity 99% Blue Copper Peptide Powder REDUCE fine lines GHK Cu Peptides for Research
Description
Usually about a year to 18 months, but check the expiration date on the bottle

References Jensen, M

In addition, Hoff et al

Our pilot studies suggest opiorphin promotes sperm motility and may positively influence sperm motility parameters in some cases of males infertility characterized by asthenozoospermia

2007;60(4):696700 [DOI] [PubMed] [Google Scholar] 54

Thus it is difficult to establish a baseline for the symptoms over a longer observation period
