Vitamin B2 is one of eight water-soluble B vitamins; all of the B vitamins work together synergistically, supporting each other in their various roles in the body.
Vitamin B2 is converted in the body to substances which work with other chemicals to contribute to normal energy-yielding metabolism and to the reduction of tiredness and fatigue. Vitamin B2 is also necessary for the maintenance of normal red blood cells, maintenance of normal vision, skin, hair and nails. It is also essential for the normal metabolism of iron within the body.
The most important and common dietary sources of vitamin B2 are milk and milk products, lean meat, eggs and green leafy vegetables.