vitamin C

noun

Definition of vitamin C

: a water-soluble vitamin C₆H₈O₆ found in plants and especially in fruits and leafy vegetables or made synthetically and used in the prevention and treatment of scurvy and as an antioxidant for foods

— called also ascorbic acid

Examples of vitamin C in a Sentence

Recent Examples on the Web

Using data from a large national health survey, researchers found that multivitamins were the most common supplements, followed by vitamin C, omega-3 fatty acids, vitamin D and melatonin. — Nicholas Bakalar, New York Times, "A Third of Children Use Alternative Medicines," 18 June 2018 Their findings were true for multivitamins as well as for vitamin C, vitamin D, and calcium supplements—all nutrients that have been touted for heart health in the past. — Amanda Macmillan, Health.com, "Is It Possible to Take Too Many Vitamins?," 6 June 2018 Too much vitamin B6 has been associated with nerve damage, and even modestly additional amounts of vitamin C or vitamin D in some people can predispose to the formation of kidney stones. — Ronald S. Litman, Philly.com, "New study on supplemental vitamins proves they're useless and a waste of money," 5 June 2018 The root is low in calories, but contains a lot of vitamin C, iron, potassium, and copper. — Caroline Picard, Good Housekeeping, "Does Maca Powder Have Health Benefits for Women? Here's What the Science Says," 14 Jan. 2019 Plus, this immune-boosting salad is rich in vitamin C, thanks to blood oranges and grapefruit. — Woman's Day Kitchen, Woman's Day, "Red Citrus Salad with Berries, Pears and Pomegranates," 9 Jan. 2019 Finally, ginger defends skin against external aggressors like pollution and is paired with vitamin C to even out hyperpigmentation and further brighten skin. — Tess Garcia, Teen Vogue, "Glow Recipe Announced the Upcoming Launch of a Target Line Called Sweet Chef," 27 Dec. 2018 Native to India, Bangladesh, Pakistan, and Afghanistan, Moringa is a plant that's entirely edible, from the stems to the leaves to the seeds, and is packed with nutrients like vitamin C, magnesium, and potassium. — Audrey Bruno, SELF, "12 Health Food Trends to Be on the Lookout for in 2019," 11 Dec. 2018 Suggested serving: The NIH says that the RDA varies by age, but adult women are advised to consume at least 75mg of vitamin C each day, with the tolerable upper intake topping out at 2,000mg. — Amy Capetta, Woman's Day, "5 Anti-Aging Supplements That May Actually Work," 16 Oct. 2018

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

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Dictionary Entries near vitamin C

vitamin B complex

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Last Updated

6 Mar 2019

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Time Traveler for vitamin C

The first known use of vitamin C was circa 1920

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More Definitions for vitamin C

vitamin C

noun

Medical Definition of vitamin C

: a water-soluble vitamin C₆H₈O₆ found in plants and especially in fruits and leafy vegetables or made synthetically and used in the prevention and treatment of scurvy and as an antioxidant for foods

— called also ascorbic acid

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