According to Aesthetics Park Avenue, my local med spa (more about them here) the lack of vitamin B12 can make you nauseous
GHK-Cu Copper Peptide Anti-Aging Serum GHK-Cu copper peptide facial serum for anti-aging, wrinkle reduction, and skin repair
are using opioid muscle relaxants or any medications that impact water retention
In a study of blood samples from 58 Parkinsons disease patients, they found that glutathione levels not only declined with age, they were also correlated with statistically significant improvements in scores on the Unified PD Rating Scale (UPDRS), which is commonly used to measure Parkinsons disease severity based on patients symptoms, as well as the Patient-Reported Outcomes in PD, another symptom-based scale
Raghunandan M, Yeo JE, Walter R, Saito K, Harvey AJ, Ittershagen S, Lee E, Yang J, Hoatlin ME, Bielinsky AK, Hendrickson EA, Schrer O, Sobeck A (2020) Functional cross talk between the Fanconi anemia and ATRX/DAXX histone chaperone pathways promotes replication fork recovery