What’s the significance of the letters associated with vitamins, and why does Vitamin B have all the subnumbers?

Question

What’s the significance of the letters associated with vitamins, and why does Vitamin B have all the subnumbers?

In: Chemistry

Answer 1

Most of the time, when something is discovered it gets a name which is proven wrong a few years later. But science keeps the name because it would be much more complicated to change it in every literature.