from what amino acids is glutathione derived Mode of action of acid Precursors (GAP) and functions GLUTATHIONE SYNTHESIS - PMC
Description
Our previous animal experiments also demonstrated that acute IOP elevation upregulates inflammation protein marker (IL-1, TLR-4, and TNF-) expression in the rat retina [93]

some use both

Anti-VEGF signalling mechanism in HUVECs by melatonin, serotonin, hydroxytyrosol and other bioactive compounds

The conjugates/products of phase II reactions are highly polar and thus easily excretable either in bile or urine
