herxing from glutathione The System: A Journey Cyanobacteria to Higher Eukaryotes Glutathione IV Therapy: The Benefits
Description
(32) followed 14 patients with PD-associated mild cognitive impairment during an 8-week KD and found an improvement in lexical access and memory, and a nonsignificant trend toward reduced memory interference (32)

So it's extremely important to be protected from it

GHK-Cu (Copper Tripeptide-1) is a naturally occurring copper-binding peptide widely studied for its regenerative and protective properties, particularly in skin, hair, and connective tissue health

R., Ziegler, M
10.1159/000339035 26 GyawaliP.RichardsR

Hepatology 59, 11071117