A lot of it comes down to personal preference
If noninvasive options arent adequate to address the issue, there are surgical options as well
In animals, GSH synthesis is regulated by feedback inhibition based on cysteine availability and the balance between the catalytic and regulatory subunits of glutamate-cysteine ligase (GCL) (Fraser et al., 2003
(11) Elena M Khvatova, Victor N Samartzev, Pavel P Zagoskin, Igor A Prudchenko, and Inessa I Mikhaleva (2003) Delta sleep inducing peptide (DSIP): effect on respiration activity in rat brain mitochondria and stress protective potency under experimental hypoxia Peptides, 2003 Feb, Volume 24 (Issue 2), Pages 307-11
Warnings and Cautions For laboratory research use only