The first is substrate supply: fatty acids, glucose, lactate, ketones, amino acids, and dietary context
Studies have shown that endothelial cells, skeletal muscle, and diabetic patients can experience significant decreases in gsh levels, which may affect heart disease and weight loss in individuals with mild or severe glutathione synthetase deficiency
As a core antioxidant, glutathione neutralises free radicals from UV, pollution and stress the same oxidative stress that drives dark spots and dullness
Restoration of the active form of ascorbate (DHA) involves the utilization of DHAR to reduce it to its reduced form from its oxidized form, along with oxidized GSH (GSSG), which is again reduced to its reduced form by the enzyme GR
Citicoline was found to enhance retinal function and neural conduction along post-retinal visual pathways, such that responses of the visual cortex to stimuli were significantly improved compared to placebo (87)