does ghk-cu work topically

Shoulder & Elbow Health Blog | Oregon Shoulder Color:Smoke + Green Healthy Shampoo https://images.squarespace-cdn.com/content/v1/5a20469ca803bb87a92a5e48/1594936791875-YZV226901HCB2IECDVY0/pH-Chart-Bottled-Water-image.jpg Adding 2 mL to a 10mg vial gives 5 mg/mL

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