It is most highly concentrated in the liver, where it is essential for both Phase I and Phase II detoxification pathways
Full catalog How Peptides Work Foundational guide to peptide mechanisms and delivery NAD+ Results Timeline Week-by-week longevity peptide comparison GHK-Cu Results Timeline Skin and collagen peptide timeline SS-31 Benefits Mitochondrial peptide with complementary antioxidant pathways References Richie JP Jr, et al
Claims of additivity or synergy for this combination are therefore not merely unsupported, they are untestable in principle without running the combination experiment with the components separately as controls, which is exactly the experiment that has not been published
For skin-specific concerns, it is best to consult a healthcare provider or dermatologist to determine the appropriate treatment
On receipt it can be kept in a refrigerator at 8C or below, which will keep it stable for several months
Third, injectable peptides degrade after reconstitution, just like other peptides