These Spring Valley Super Vitamin B-Complex Tablets are formulated to support your metabolism. B-vitamins may assist the body's energy production while also supporting important cardiovascular, immune, and nervous system health. Each tablet contains a blend of essential vitamins including vitamins B6 and B12, biotin, thiamine, and riboflavin. This formula is free of gluten, lactose, artificial colors and flavors, and is suitable for vegan and vegetarian diets.