# vitamin B complex

> English word · Noun

## Definitions
1. A group of water-soluble vitamins, once thought to be a single vitamin, occurring in yeast, liver, eggs etc.
2. A vitamin supplement containing these vitamins.

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/en/word/vitamin-b-complex