Would suggest you try more frequent rather than multiple dose for the reasons stated above
Tretinoin (0.05%) : A powerful derivative of Vitamin A that promotes cell turnover, reduces the appearance of fine lines, and enhances skin texture
Clinical dermatologic evaluation of copper peptide effects: Fibroblast and collagen IV findings in dermatology research: Molecular review of extracellular matrix and collagen support: These studies connect GHK-Cu to structural protein support and dermal density
Preventing Contamination: The 28-day limit is a safety measure
Your small intestine, by contrast, should have relatively few bacteria
This guide explains the complete laboratory reconstitution processfrom selecting the appropriate supplies and preparing your workspace to adding BAC water correctly, mixing the peptide, avoiding common mistakes, and storing the finished solution