Glutathione is often called the body's master antioxidant for a reason It plays a central role in protecting cells from oxidative stress, supporting detoxification pathways, and maintaining immune function. As levels Nature's Bounty Maximum Strength Melatonin 10 mg Capsules Reduced Glutathione Complex Melatonin and nitric oxide modulate glutathione content and glutathione reductase activity in sunflower seedling cotyledons accompanying salt stress ScienceDirect