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Common Topical Application Patterns Use case Facial anti-aging (community use) Concentration 1-2% Frequency Once or twice daily Cycle length 8-12 weeks Use case Scalp / hair-research interest Concentration 1-3% Frequency Daily Cycle length 12+ weeks ongoing Use case Compounded post-procedure Concentration 1-2% Frequency Per clinician guidance Cycle length Per clinician guidance Topical concentrations are typically expressed as percent weight

Whilst humans have orthologues of the enzymes PCK, MEZ and PCA, the absence of PPDK in vertebrates identifies this enzyme as a promising anti-microbial drug target

The peptide crosses the blood-brain barrier easily and is not denatured by digestive enzymes, making it versatile in terms of administration routes

It is the primary actin-sequestering protein in mammalian cells and has been studied for its role in cell migration, angiogenesis, and tissue repair