Nature Made Stress B Complex with Vitamin C and Zinc is a dietary supplement designed to help support your immune system. Sourced from high-quality ingredients this gluten free stress supplement is made with no color added and no artificial flavors. This Vitamin B-complex supplement helps support energy metabolism(1) and provides B6 which supports the production of neurotransmitters needed for mood health. This Nature Made Stress B Complex provides all 8 essential B vitamins: thiamin (B1) riboflavin (B2) niacin (B3) pantothenic acid (B5) B6 (pyridoxine) biotin (B7) folic acid (B9) and B12 (cyanocobalamin). These Vitamin B complex immune support tablets also contain Vitamin C and E for antioxidant support and Zinc to help support the immune system and normal growth development. Adults take one of these Nature Made Stress B-complex with Vitamin C and Zinc tablets daily with water and a meal. Nature Made supplements are quality you can trust. (1)Helps convert food into cellular enegy. *Based on a survey of pharmacists who recommend branded vitamins and supplements.CAUTION: If you are taking medication including anticonvulsants consult your physician before use.