Multiple randomised controlled trials on oral glutathione also showed significant reductions in melanin levels
Both are worth understanding
If you want a deeper look at how glutathione works in daily wellness, read What Makes Up Glutathione & Why It Matters for Wellness
The Human Tripeptide GHK-Cu in Prevention of Oxidative Stress
(The GSH: GSSG ratio is predictably low in patients with various forms of cancer.) The good news is that a healthy body living in a relatively healthy environment produces all the glutathione it needs within its cells by combining three amino acids: cysteine, glycine, and glutamate
After considering all this data, many patients in this situation have chosen to stay on febuxostat, but each person, with their physician, makes this decision