21st Century B Complex with Vitamin C is a comprehensive dietary supplement containing essential B vitamins enhanced with Vitamin C. This formulation comes in a bottle of 100 caplets and is designed to support overall health, energy metabolism, and immune function. This dietary supplement combines the benefits of B-complex vitamins (including B1, B2, B3, B6, B12, and folic acid) with Vitamin C for enhanced effectiveness. B vitamins are essential for energy production, nervous system function, and cell metabolism, while Vitamin C supports immune health and acts as an antioxidant. The product comes in an easy-to-swallow caplet form and is manufactured by 21st Century, a trusted name in nutritional supplements.