About this item Nervous System: Promotes an optimally functioning nervous system and healthy nerve cells Cellular Energy: B vitamins promote cellular energy production by supporting the conversion of carbohydrates into energy, as well as the metabolism of fats and proteins Complete Formula: An optimal balance of eight B vitamins, plus choline, in their active form to enhance absorption in the body Free From: Doesn't contain gluten, eggs, tree nuts, peanuts, dairy, yeast, soy, fish, or shellfish Trusted: Thorne is chosen by champions and trusted by 100+ pro teams. Thorne is the only supplement manufacturer to collaborate with Mayo Clinic on wellness research and content. Thorne is also a proud partner of 11 U.S. Olympic Teams