Since 1947 Gluten, Wheat & Dairy Free Halal Suitable for Vegans Non-GMO K-Parve Dietary SupplementVitamin B2 (Riboflavin) is part of the group of essential nutrients known as the B-Complex. B-Complex vitamins, including Vitamin B1, work to support energy metabolism in the body. Vitamin B2 is necessary for normal cell function and helps to maintain a healthy nervous system. It helps the body convert carbohydrates, fats and proteins into energy and supports the body during the occasional stress of daily living. This formulation offers essential B2 in a convenient vegetarian dosage form.