choline

American  

[koh-leen, kol-een] / ˈkoʊ lin, ˈkɒl in /

noun

1. Biochemistry.  a quaternary ammonium cation, C 5 H 14 N + O, one of the B-complex vitamins, found in the lecithin of many plants and animals.

2. choline hydroxide, C 5 H 15 NO 2 , the viscous, strongly alkaline commercial form of this compound, usually synthesized, used as a feed supplement, especially for poultry, and in medicine in certain liver conditions.

3. choline chloride, C 5 H 14 ClNO.

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choline British  

/ ˈkəʊliːn, -ɪn, ˈkɒl- /

noun

1. a colourless viscous soluble alkaline substance present in animal tissues, esp as a constituent of lecithin: used as a supplement to the diet of poultry and in medicine for preventing the accumulation of fat in the liver. Formula:[(CH 3 ) 3 NCH 2 CH 2 OH] ⁺ OH ^–

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choline Scientific  

/ kō′lēn′ /

1. A natural amine often classed in the vitamin B complex. It is incorporated into the structure of many other biologically important molecules, such as acetylcholine and lecithin. Chemical formula: C ₅ H ₁₅ NO ₂ .

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Etymology

Origin of choline

First recorded in 1855–60; chol- + -ine ²

Example Sentences

Many of the young adults showed unusually low blood levels of choline, a nutrient essential for supporting liver health, regulating inflammation and protecting long-term brain function.

From Science Daily

In pregnancy, women are recommended to take prenatal vitamins to ensure the body gets the right amount of folate, Omega-3 oils, and choline, among other vitamins like iron, vitamin D, and calcium.

From Salon

For example, nicotine is a drug that interacts with acetylcholine receptors, but so does choline, an essential nutrient that is not considered a drug.

From Salon

The study published in The American Journal of Clinical Nutrition checked the amounts of choline and iodine in nonprescription and prescription prenatal vitamins.

From Science Daily

"We need to consume 400-500 mg of choline per day to support cell regeneration, gene expression regulation, and for sending signals between neurons."

From Science Daily