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GHK-Cus small molecular size (403.93 Da) enables effective transdermal penetration in skin models, making it particularly suitable for topical application protocols when skin is the target tissue

Its conceptual foundation came from the observation that gastric mucosa survives in an environment exposed to acid, enzymes, and mechanical stress

While each peptide has established research profiles, the blend allows investigation of potential additive or synergistic effectswhether combining different repair mechanisms produces outcomes different from either peptide alone

All research must be conducted under appropriate ethical oversight and regulatory compliance with institutional review board approval where applicable