A Vitamin B complex is a family of water-soluble vitamins that play an essential role in cell metabolism. The eight vitamins in this group are B1, B2, B3, B5, B6, B7, B9, and B12. If you’re considering adding a vitamin B complex to your IV drip, you may be wondering what benefits it can offer. Vitamin B is essential for many different functions in your body, including energy production, nerve function, and red blood cell formation. The vitamin B complex can help to ensure that these processes are running smoothly. By adding a vitamin B complex to your IV drip, you can improve your overall health and well-being.