Kombucha can be quite acidic so be mindful, if you suffer with acid reflux, consider diluting it with water to be less harsh on your teeth
doi: 10.1016/j.cmet.2021.12.010 Summary Keywords GIP, GLP-1, obesity, weight loss, tirzepatide, GLP-1R agonists, GIP receptor agonists, Citation Zaffina I, Pelle MC, Armentaro G, Giofr F, Cassano V, Sciacqua A and Arturi F (2023) Effect of dual glucose-dependent insulinotropic peptide/glucagon-like peptide-1 receptor agonist on weight loss in subjects with obesity
They find a free radical, neutralize it, and then they are "spent" or oxidized
[2] Research suggests GHK-Cu may stimulate fibroblasts, the cells responsible for producing collagen and other connective tissue components
Chen W, Qin H, Zhou Z, Chen Y, Xu X, Chen Y, He J, Xu R, Gao H, Lu Q