vitamin C

noun

: 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
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.
This particular scrub is a standout for anyone dealing with hyperpigmentation, combining the brightening power of vitamin C with rosehip seeds, a natural physical exfoliant. Iman Balagam, Vogue, 30 May 2025 Enriched with both vitamin C and vitamin E, this hardworking cream helps visibly brighten dark spots and hyperpigmentation as well as protect the skin from environmental stressors, all while helping prevent first signs of aging. Denise Primbet, Glamour, 28 May 2025 Getting enough vitamin C is an important part of overall skin health. Sherri Gordon, Health, 26 May 2025 But like in Harrison's video — which features an eye cream containing vitamin C that Drunk Elephant recommends those 12 and under avoid — many of those social media posts advertise products not suitable for such young skin. Julia Ingram, CBS News, 22 May 2025 See All Example Sentences for vitamin C

Word History

First Known Use

circa 1920, in the meaning defined above

Time Traveler
The first known use of vitamin C was circa 1920

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Cite this Entry

“Vitamin C.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/vitamin%20C. Accessed 10 Jun. 2025.

Kids Definition

vitamin C

noun
: a vitamin that is present especially in citrus fruits, tomatoes, and green vegetables and is needed by the body to prevent scurvy

called also ascorbic acid

Medical Definition

vitamin C

noun
: 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

More from Merriam-Webster on vitamin C

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