glutathione saved my life as a skin‐lightening agent and in melasma: a systematic review - Sarkar - 2025 - International Journal of Dermatology Vitamin C and glutathione supplementation:

Using them too much or incorrectly can irritate your skin or cause internal problems

Upon successful activation against invasive pathogens, the plants two-tiered immune system, including PTI (Pattern Triggered Immunity) and ETI (Effector Triggered Immunity), spontaneously raises its tolerance as well as simultaneously reduces the damage caused to it due to various agencies of stress-derived constituents [90]

Standardization of extraction techniques, comprehensive clinical investigations, and rigorous safety assessments are crucial for facilitating regulatory approval and enhancing commercial scalability

As with the darkening of peeled fruits and vegetables, both free radicals and oxidation darken your skin