B vitamin

noun

: any vitamin of the vitamin B complex

Examples of B vitamin in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
New research suggests B vitamins may be linked to a lower risk of stroke. Zoe Cunniffe, Health, 30 Apr. 2026 Micronutrients and gut support (vitamin D, iron, B vitamins, probiotics) help prevent deficiencies, protect bone health, and maintain a balanced gut microbiome. Sara Hoffman, Verywell Health, 28 Apr. 2026 Peanut butter is an excellent source of B vitamins and a good source of magnesium, vitamin E, and potassium, according to Del Coro. Olivia Tarantino, Martha Stewart, 26 Apr. 2026 Doing so strictly may even reduce intake of beneficial nutrients like fiber and B vitamins found in whole grains. Daryl Austin, USA Today, 19 Apr. 2026 See All Example Sentences for B vitamin

Word History

First Known Use

1920, in the meaning defined above

Time Traveler
The first known use of B vitamin was in 1920

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Cite this Entry

“B vitamin.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/B%20vitamin. Accessed 3 May. 2026.

Kids Definition

B vitamin

noun
: any vitamin of the vitamin B complex

Medical Definition

B vitamin

noun
: any vitamin of the vitamin B complex
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