B12
US$ 21.69
ghk cu purity GHK-CU – Research Peptide SYNTHEX LABS GHK-Cu Copper Peptide
Description
Its a synthetic peptide, but its based on a protective protein found naturally in human gastric juice
Neuropsychopharmacology 39 , 26942705 (2014)
Heinzerling, R
The occlusive layer is especially important for dry skin, trapping the serum where it can continue working
