Karimi, M., Pirzad, S., Hooshmand, F., Shirsalimi, N., & Pourfaraji, S
A rose petal pattern, characterized by brown projections with pigmented borders and dichotomized vessels originating at the base, was present in five patients (71.4%)
Published by AmpleLab Research Search for GHK-Cu and rosacea together and you'll find a lot of confident claims: specific percentage reductions in redness, named clinical trials, sometimes even a university lab credited with the finding
doi: 10.1038/s41586-019-1170-y 7 BadgleyMAKremerDMMaurerHCDelGiornoKELeeHJPurohitVet al
However, because rules and restrictions vary by country, it is always recommended to check regulations before packing such items