: a basic compound C5H14NO that is found in various foods (such as egg yolks and legumes) or is synthesized in the liver, that is a component of lecithin and a precursor of acetylcholine, and that is essential to the metabolism of fat in the liver and is usually included in the vitamin B complex
Examples of choline in a Sentence
Recent Examples on the Web
That’s where the most important nutrient for brain health, called choline, is.
—
Lauren Manaker Ms, Rdn, Ld, Verywell Health, 25 June 2024
Some research suggests that postmenopausal women may need more choline as well due to lower estrogen levels since estrogen plays a role in choline production in the body.
—Sarah Anzlovar, Ms, Rd, Verywell Health, 4 June 2024
According to the 2015-2020 USDA dietary guidelines for Americans, people are not consuming enough choline, magnesium, calcium, and vitamins A, D, E, and C.
—Anne Cook Carroll, Verywell Health, 15 May 2024
For example, lactating women need more iodine and choline to support their baby's growth and development.
—Lainey Younkin, Ms, Rd, Parents, 15 May 2024
See all Example Sentences for choline 
Lauren Manaker Ms, Rdn, Ld, Verywell Health, 25 June 2024
Some research suggests that postmenopausal women may need more choline as well due to lower estrogen levels since estrogen plays a role in choline production in the body.
—Sarah Anzlovar, Ms, Rd, Verywell Health, 4 June 2024
According to the 2015-2020 USDA dietary guidelines for Americans, people are not consuming enough choline, magnesium, calcium, and vitamins A, D, E, and C.
—Anne Cook Carroll, Verywell Health, 15 May 2024
For example, lactating women need more iodine and choline to support their baby's growth and development.
—Lainey Younkin, Ms, Rd, Parents, 15 May 2024
See all Example Sentences for choline
These examples are programmatically compiled from various online sources to illustrate current usage of the word 'choline.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.
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Cite this Entry
“Choline.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/choline. Accessed 7 Jul. 2024.
Copy CitationKids Definition
choline
noun
cho·line
ˈkō-ˌlēn 
: a vitamin of the vitamin B complex that is widely distributed in animal and plant products (as eggs and beans) and is necessary for the activities of the liver
Medical Definition
choline
noun
cho·line
ˈkō-ˌlēn
: a basic compound C5H14NO that is found in various foods (as egg yolk and legumes) or is synthesized in the liver and that is a component of lecithin, is a precursor of acetylcholine, and is essential to liver function
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