US$ 24.12
does ghk cu cause tolerance or lose effectiveness over time The GHK-Cu delays aging in Caenorhabditis elegans via coordinated regulation of mitochondrial function and activation of DAF-16/SKN-1 pathways | Biogerontology Why 1% Pure GHK-Cu Is
Description
Basisty N, Kale A, Jeon OH, et al

In fact, oral supplementation is just as effective and carries the added benefi ts of lower cost and ease of administration.*[2,3]

For new brands, a focused product line is easier to test and market

Matteliano AA