MULTIPLE FUNCTIONS: Supports energy production, resistance to stress, neurological function, and red blood cell formation* ACTIVE B's: Contains the active forms of B vitamins for enhanced tissue availability COMPREHENSIVE: An optimal balance of all eight essential B vitamins, plus choline FREE FROM: Every Thorne product is made with the purest ingredients – without gluten or other major allergens (eggs, tree nuts, peanuts). This product also contains no dairy, soy, yeast, fish, or shellfish.