21st Century B Complex with C is a dietary supplement that combines essential B vitamins with Vitamin C. This comprehensive formula helps support energy metabolism, nervous system function, and immune health through its blend of vital nutrients in convenient caplet form. This supplement comes in a bottle containing 30 caplets. As a dietary supplement, it provides a combination of B-complex vitamins (including B1, B2, B3, B6, B12) along with Vitamin C to help maintain overall health and wellness. The B vitamins work synergistically to support energy production, while Vitamin C adds immune system support. Always consult with a healthcare provider before starting any supplement regimen.