Nature's Way Vitamin B-2 Description: Coenzyme Precursor Vitamin B2 (riboflavin) is a precursor to coenzymes involved in the growth and repair of skin and tissues lining the gastrointestinal tract, as well as the synthesis of amino acids. B2 is necessary for the formation of pigments essential to vision. Free Of Artificial ingredients, preservatives, yeast, milk, lactose, wheat, sugar or soy. Disclaimer These statements have not been evaluated by the FDA. These products are not intended to diagnose, treat, cure, or prevent any disease.