ghk-cu and acne Making Skin Worse: Complete Troubleshooting Guide Copper Peptides for Skin: Benefits
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10.1111/liv.12697 [DOI] [PubMed] [Google Scholar] Efimova E

These include: itching and swelling of the face, throat, or tongue breathing difficulties severe dizziness sudden vision changes slurred speech

If injection site reactions persist, worsen, or show signs of infection such as increasing warmth, spreading redness, or pus formation, those warrant immediate medical attention

[DOI] [PubMed] [Google Scholar] 383
