If we go back to first principles and foundational biochemistry, we definitely want to support glutathione production, via its precursor amino acids: cysteine, glycine, and glutamate, and the biochemical pathways and cofactors involved in its production (e.g., methylation cycle, B vitamins especially B2, B3, B6, B9,and B12)
There are different whitening facial and other treatments are available for that
Studies have shown that because the nutrition has been concentrated in the liver, eating this organ from a local grass-fed, organic cow is a highly effective way to boost glutathione levels plus the levels of selenium in beef and in beef liver are far more bioavailable than supplements
MAFLD: a consensus-driven proposed nomenclature for metabolic associated fatty liver disease
Neurology J