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Take after breakfast, lunch, or dinner

See what is AHK-Cu used for and GHK-Cu

doi: 10.1111/j.1523-5378.2006.00410.x 42 ZouYChenXSunYLiPXuMFangPet al

H., & Strobel, H
This potent ingredient helps to visibly improve the appearance of various forms of hyperpigmentation, including melasma, age spots, and post-inflammatory hyperpigmentation
