Natural Factors Vitamin B2 Riboflavin 100mg Tablets, 90-Count

B2 Riboflavin 100mg with 20mg C 100mg Riboflavin with 20mg Vitamin C; Riboflavin is needed for normal growth and energy production. also supports healthy vision, skin, nails. Causes the urine to be bright yellow/green (which doesn't mean the body isn't using it). Vitamin B2 (also known as Riboflavin) is needed to breakdown carbohydrates, amino acids, fats and it is needed to activate vitamin B6 and folic acid. Vitamin B2 deficiencies are rare, but a deficiency could cause the following: * cracks in corner of mouth and inflammation of mucous membranes. * eyes that are red, itchy, that tire easily and are light sensitive. * skin dermatitis and eczema. * nerve tissue damage (leading to depression and hysteria). * retarded growth and malformation in children. * hyperthyroidism and hair loss. Causes of deficiency: * destroyed by visible and ultra-violet light and strong alkali solutions. * alcoholism and dietary deficiencies. Vitamin C has been included because it has a synergistic effect with all the other B vitamins.