vitamin B complex

Introduction References & Edit History Related Topics

Images

Thiamin, also known as vitamin B1 (or thiamine), is a heterocyclic compound that contains a thiazole ring, which is a five-membered ring made up of one sulfur atom, one nitrogen atom, and three carbon atoms.

Diagram showing how B-vitamin coenzymes, such as vitamin B6, folic acid, and biotin, assist in metabolic pathways involving carbohydrates, fats, and proteins, highlighting their roles in energy production and the tricarboxylic acid cycle.

vitamin B complex: References & Edit History

More Articles On This Topic

Article Contributors

Primary Contributors

The Editors of Encyclopaedia Britannica
Encyclopaedia Britannica's editors oversee subject areas in which they have extensive knowledge, whether from years of experience gained by working on that content or via study for an advanced degree. They write new content and verify and edit content received from contributors.

Other Encyclopedia Britannica Contributors

Article History

Type	Description	Contributor	Date
	Modified link of Web site: ACS Publications - The Vitamin B Complex.	Aakanksha Gaur	Oct 02, 2026
	Add new Web site: Healthdirect - Vitamin B and your health.	Grace Young	Apr 02, 2026
	Add new Web site: Frontiers - Frontiers in Psychiatry - Exploring neuropsychiatric manifestations of vitamin B complex deficiencies.	Emily Rodriguez	Feb 20, 2026
	Add new Web site: Harvard T.H. Chan School of Public Health - The Nutrition Source - B Vitamins.	Grace Young	May 29, 2025
	Add new Web site: CiteSeerX - The Vitamin B Complex and Ascorbic Acid (PDF).	Aakanksha Gaur	Apr 19, 2025
	Add new Web site: American Physiological Society - Physiological Reviews - Cardiac transmembrane ion channels and action potentials: cellular physiology and arrhythmogenic behavior.	Gloria Lotha	Feb 26, 2025
	Add new Web site: CellPress - Cell Reports - Vitamin B12 impacts amyloid beta-induced proteotoxicity by regulating the methionine/S-adenosylmethionine cycle.	Aakanksha Gaur	Jan 04, 2025
	Add new Web site: ACS Publications - The Vitamin B Complex.	Gloria Lotha	Oct 11, 2024
	Add new Web site: Academia - Vitamin B complex and homocysteine levels - A trend study among Asian Indians.	Emily Rodriguez	Jan 16, 2024
	Add new Web site: WebMD - Health Benefits of Vitamin B Complex.	Gloria Lotha	Jul 19, 2023
	Add new Web site: National Center for Biotechnology Information - PubMed Central - B Vitamins: Functions and Uses in Medicine.	Gloria Lotha	May 26, 2023
	Add new Web site: Better Health Channel - Vitamin B.	Gloria Lotha	Mar 15, 2023
	Add new Web site: Verywell Fit - The Health Benefits of Vitamin B Complex.	Emily Rodriguez	Feb 03, 2023
	Add new Web site: Healthline - Why is Vitamin B Complex important, and Where do I get it?	Aakanksha Gaur	Dec 13, 2018
	New illustration added.	Kara Rogers	Jan 21, 2009
	Added new Web site: How Stuff Works - Food - How B Vitamins Work.	Shiveta Singh	Jun 30, 2008
	Article revised.	The Editors of Encyclopaedia Britannica	Jun 16, 2005
	Article added to new online database.	The Editors of Encyclopaedia Britannica	Jul 20, 1998