cre·​a·​tine | \ ˈkrē-ə-ˌtēn How to pronounce creatine (audio) , -tᵊn \

Definition of creatine

: a white crystalline nitrogenous substance C4H9N3O2 found especially in the muscles of vertebrates either free or as phosphocreatine also : a synthetic usually hydrated form of creatine taken especially as a dietary supplement

Examples of creatine in a Sentence

Recent Examples on the Web Commercials for these trucks often look like they were directed by Hulk Hogan on a creatine bender. David Beard, Car and Driver, "Tested: 2020 Chevrolet, Ford, and Ram HD Pickup Pull-Off," 5 Feb. 2021 Energy drinks, while sporting much less sugar than their rivals, contain potentially dangerous stimulants such as caffeine, guarana, taurine, ginseng, l-carnitine and creatine. Sandee Lamotte, CNN, "Billions spent on ads encouraging minority youth to drink sugar-laden beverages despite health consequences," 23 June 2020 In addition to electrolytes and vitamins, Ultra contains creatine, which can be consumed as a supplement. Danielle Wiener-bronner, CNN, "Powerade is getting a makeover for the first time in more than a decade," 16 Jan. 2020 But creatine has also been investigated as potential a nootropic. Nutrition Diva Monica Reinagel, Scientific American, "Is a Vegetarian Diet Bad for Your Brain?," 2 Aug. 2019 HCAs form when amino acids and creatine, a chemical found in animal muscles, react at high cooking temperatures. Alix Wall,, "Some much-loved American Jewish classic foods may increase risk of cancer," 10 July 2019 Years later, his organs would start to shut down as his creatine levels dropped. Bree Burkitt,, "A frantic call, a final standoff: 'Please don't hurt him. He just needs help'," 19 June 2019 Teens and creatine One dietary supplement that can be particularly problematic for kids and teens is creatine, experts say. NBC News, "Teenagers can be seriously harmed by dietary supplements," 5 June 2019 Liquid creatine usually falls short, Cooperman says. Peter Andrey Smith, Outside Online, "Don't Trust the Label on Your Supplements," 5 July 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'creatine.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of creatine

1840, in the meaning defined above

History and Etymology for creatine

French créatine, from Greek kreat-, kreas flesh — more at raw

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Time Traveler for creatine

Time Traveler

The first known use of creatine was in 1840

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Cite this Entry

“Creatine.” Dictionary, Merriam-Webster, Accessed 18 Apr. 2021.

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More Definitions for creatine


cre·​atine | \ ˈkrē-ə-ˌtēn, -ət-ᵊn How to pronounce creatine (audio) \

Medical Definition of creatine

: a white crystalline nitrogenous substance C4H9N3O2 found especially in vertebrate muscle either free or as phosphocreatine

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