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

Lemons are high in vitamin C, help with digestion, and are full of antioxidants. —Cameron Beall, Southern Living, 27 Oct. 2024

This serum has a type of vitamin C known as 3 O ascorbic acid, which works wonders in brightening your skin. —Hyphensocial Contributors, Rolling Stone, 25 Oct. 2024

Key Ingredients: Hyaluronic acid, green tea, vitamin C, retinol, caffeine Best For: Skin laxity, fine lines, wrinkles, dark circles, puffiness Size: 0.5 oz. —Emily Orofino, Vogue, 23 Oct. 2024

Collagen-stimulating ingredients, such as peptides, retinol, and vitamin C, help firm and tighten the delicate skin around your eyes, too, with consistent use. —Devon Abelman, Allure, 23 Oct. 2024

Word History

First Known Use

circa 1920, in the meaning defined above

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