Oxidized GSH: Vital to the GSH Cycle Auro Wellness Selenium is a constituent of the enzyme: (A) Glutathione peroxidase.. (B) Homogentisate oxidase (C) Tyrosine hydroxylase (D) Phenylalanin hydroxylase Don't snooze on vitamin C, y'all!! Swipe right to read about: Vitamin C, Cortisol, and Blood Pressure Vitamin C, Glutathione Production, and Anxioxidant Scavenging One of the most studied vitamins, our collective fascination Gluta Glow Powder is formulated with L Glutathione, Collagen and Ascorbic Acid (Vitamin C) to help achieve healthy looking, rejuvenated and fairer looking skin. Glutathione functions by inhibiting the activity of the Tyrosinase