ghk-cu subcutaneous injection clinical trial Rejuvenation and Youth with Peptide Treatment Frontiers | Exploring the beneficial
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Ammon HPT, Klumpp S, Fu A, Verspohl EJ, Jaeschke H, Wendel A, et al

PDGF-BB is a multifunctional bioactive protein that promotes bone tissue regeneration through mechanisms of osteogenesis and angiogenesis

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Its palmitic acid modification enhances skin penetration, and its established safety profile in cosmetic concentrations (28%) makes it suitable for consumer product development
