However, there is a wide variation in glutathione levels among individuals, and there arent established reference ranges
When done correctly, the benefits of glutathione for skin can go far beyond just brightness
Malondialdehyde (MDA) and 8-hydroxy-2-deoxyguanosine (8-OHdG) are well-established markers of lipid and DNA oxidative damage, respectively
It's made up of three amino acids: cysteine, glutamic acid, and glycine
In serum, first-episode, antipsychotic-nave patients show reductions in TRP, KYN, KYNA, anthranilic acid, and modestly lower 3-HK and QA, indicating early KP dysregulation, and long-term antipsychotic treatment partially normalizes these metabolites [238]
While the test does not predict exact glutathione response, markers like SOD2 and CAT variants may help provide context for your antioxidant capacity and whether supplementation could meaningfully support your wellness goals