For functional medicine practitioners, biohackers, and researchers, DSIP represents an exciting tool in the expanding toolkit for restoring sleep, rebuilding resilience, and enhancing healthspan
Never start with a larger dose
This does not mean injectable GHK-Cu is ineffective in humans -- it means the evidence does not yet exist to confirm or quantify its effects
European Journal of Nutrition, 61 , 413-428
In the absence of amino acids such as cystine, cells promote translation of ATF4 via the general control non-repressor 2 (GCN2) -eukaryotic initiation factor (eIF2a) signaling pathway, which promotes transcription of genes involved in amino acid metabolism and stress response, including SLC7A11, enabling cells to cope with amino acid starvation