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doi: 10.1016/j.jep.2023.116785 104 LiXLiSLiN
Headaches may relate to dose, fluid changes, individual sensitivity, or other health factors
Some people report mild headache or stomach discomfort during the first few days
The reducing power of antioxidants is measured through redox reaction with various metal ions, such as iron (ferric reducing antioxidant potential, FRAP), and copper (Cupric reducing antioxidant capacity, CUPRAC) [74]
This dual action ensures a firmer, more youthful complexion, making GHK-Cu an essential ingredient for anti-aging formulations (Maquart et al., 2015)
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