RIBOFLAVIN (also known as vitamin B2) Neuroneeds Revitalising Riboflavin: Unveiling Its Timeless Significance in Human Physiology and Health 10.41 Riboflavin Functions Nutrition Flexbook Vitamin B2 (Riboflavin): Functions and Food Sources 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 Still tired even after sleeping? Cracks at the corner of your mouth? Your body might be screaming for Vitamin B2 Most people ignore this until the signs get obvious. Vitamin