vitamin

noun

vi·​ta·​min ˈvī-tə-mən 

British usually

ˈvi- 

: any of various organic substances that are essential in minute quantities to the nutrition of most animals and some plants, act especially as coenzymes and precursors of coenzymes in the regulation of metabolic processes but do not provide energy or serve as building units, and are present in natural foodstuffs or sometimes produced within the body

Examples of vitamin in a Sentence

This cereal contains essential vitamins and minerals.

Did you remember to take your vitamin?

Recent Examples on the Web

Nestle expects real internal growth to rebound during the remainder of 2024, with a turning point at the vitamins business in the second quarter, Chief Executive Officer Mark Schneider said Thursday. —Dasha Afanasieva, Fortune Europe, 25 Apr. 2024

The oil and vitamins will not only help hydrate dry, distressed cuticles but also restore your nail bed and fingertips (which were left dry behind polish for the past three weeks). —India Espy-Jones, Essence, 23 Apr. 2024

Some almond milk brands are fortified with calcium and vitamin B12, which can bump up the nutrients' daily values (DV).1 Some companies add protein to almond milk, primarily pea protein sourced from yellow split peas. —Cynthia Sass, Mph, Health, 21 Apr. 2024

If people mention memory trouble, doctors must rule out reversible causes like thyroid problems, vitamin deficiencies, medication issues or depression, Kulshreshtha said. —Tom Murphy, Quartz, 12 Apr. 2024

While these conditions, medications or vitamin deficiencies represent several of the reasons some people bruise more often than others, some individuals are more susceptible to bruise for a variety of other reasons. —Daryl Austin, USA TODAY, 11 Apr. 2024

For example, chapped lips often develop in people with vitamin deficiencies or with thyroid disease. —Jocelyn Solis-Moreira, CNN, 7 Apr. 2024

Milk contains water, fat, protein, lactose, vitamins and minerals. —Clare Mulroy, USA TODAY, 14 Apr. 2024

That includes fat-soluble vitamins A, D, and E, plus important minerals like calcium, iron, zinc, and magnesium. —Audrey Bruno, SELF, 11 Apr. 2024

Word History

Etymology

alteration of vitamine, from Latin vita life + English amine

First Known Use

circa 1912, in the meaning defined above

Phrases Containing vitamin

• B vitamin
• vitamin A
• vitamin B6
• vitamin B complex
• vitamin C
• vitamin D3
• vitamin E
• vitamin H
• vitamin K3

Kids Definition

vitamin

noun

vi·​ta·​min ˈvīt-ə-mən 

: any of various substances that are necessary in very small amounts to the nutrition of most animals and some plants, that are important to the control of growth and development by activating and assisting in the function of enzymes, and that are present naturally in many foods or in some cases are produced within the body

Medical Definition

vitamin

noun

vi·​ta·​min ˈvīt-ə-mən, British also ˈvit- 

: any of various organic substances that are essential in minute quantities to the nutrition of most animals and some plants, act especially as coenzymes and precursors of coenzymes in the regulation of metabolic processes but do not provide energy or serve as building units, and are present in natural foodstuffs or are sometimes produced within the body