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Discovery of gastric inhibitory polypeptide and its subsequent fate: personal reflections

Case Stud Chem Environ Eng (2025) 11:101166

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A clinical study treating crow's feet with GHK-Cu formulations showed substantial wrinkle reduction after 12 weeks, with skin biopsies confirming increased collagen in the upper dermis

Usage Tips from Beauty Time: For the best result, the Beauty Time team recommends using the essence immediately after cleansing to help prepare the skin and enhance its radiance before serum and moisturizer