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The palmitoyl-KTTKS molecule delivers the KTTKS pentapeptide (a fragment of human procollagen type I) across the stratum corneum to dermal fibroblasts, where the pentapeptide signals collagen synthesis upregulation

doi: 10.1038/ng.2901 47

Think of your body's tissues as neighborhoods

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These are physician-prescribed and sourced from FDA-regulated facilities at Revolution Health

The injectable skin claim sits at the bottom of the evidence hierarchy not disproven, but genuinely unproven, resting on extrapolation