Glutathione Synthase an overview ScienceDirect Topics Vitamin B2 (Riboflavin) Supplier USP, Food & Feed Grades Chibio Biotech Riboflavin Linus Pauling Institute Oregon State University Role of riboflavin in energy production and redox reactions The Activation of Cytochrome P450 2C9 Is Facilitated by the Coenzyme Forms of Vitamin B2 Elemental Selenium and Vitamin B2 (riboflavin) are essential for glutathione use and recycling. Selenium is really low in Australian soils, and people are commonly deficient. Signs of low B2 are blood