provitamin
noun
pro·vi·ta·min
(ˌ)prō-ˈvī-tə-mən 
: a precursor of a vitamin convertible into the vitamin in an organism
Examples of provitamin in a Sentence
Recent Examples on the Web
Pineapple ceramides improve the appearance of tone and texture, while provitamin B5 attracts hydration to the skin and keeps it there.
—
Danielle Cohen, Glamour, 10 Apr. 2024
The researchers blocked a gene in tomato plants that normally converts provitamin D3 into cholesterol, which enabled provitamin D3 to accumulate in the ripe tomato fruit.
—Katie Hunt, CNN, 23 May 2022
Rocheford, a plant geneticist at Purdue, drew the attention of the U.S. Agency for International Development (USAID) for his research on variations affecting provitamin A carotenoids — naturally occurring plant pigments that our bodies can convert to vitamin A — in maize.
—Jim Sullivan, Discover Magazine, 30 Apr. 2015
No doubt this is in part due to the inclusion of panthenol (a provitamin of B5) which acts as a humectant to draw moisture into the hair strand.
—Good Housekeeping, 13 Mar. 2023
It’s powered by dexpanthenol (or provitamin B5), which helps improve hydration, reduce water loss, limit irritation, and stimulate wound healing.
—Sam Peters, ELLE, 16 Feb. 2023
The pencil has been infused with some of the same restorative ingredients that each of the previous brow products have, including castor oil and provitamin B5 for growth and regeneration.
—Alyssa Brascia, Peoplemag, 30 Sep. 2022
This pick has provitamin B5 and serin, which are ingredients known for its lash-conditioning attributes.
—Daisy Maldonado, SELF, 13 Sep. 2022
To convert the provitamin D3 into vitamin D3 that helps our bodies, the tomatoes were treated with UVB light.
—Katie Hunt, CNN, 23 May 2022
Danielle Cohen, Glamour, 10 Apr. 2024
The researchers blocked a gene in tomato plants that normally converts provitamin D3 into cholesterol, which enabled provitamin D3 to accumulate in the ripe tomato fruit.
—Katie Hunt, CNN, 23 May 2022
Rocheford, a plant geneticist at Purdue, drew the attention of the U.S. Agency for International Development (USAID) for his research on variations affecting provitamin A carotenoids — naturally occurring plant pigments that our bodies can convert to vitamin A — in maize.
—Jim Sullivan, Discover Magazine, 30 Apr. 2015
No doubt this is in part due to the inclusion of panthenol (a provitamin of B5) which acts as a humectant to draw moisture into the hair strand.
—Good Housekeeping, 13 Mar. 2023
It’s powered by dexpanthenol (or provitamin B5), which helps improve hydration, reduce water loss, limit irritation, and stimulate wound healing.
—Sam Peters, ELLE, 16 Feb. 2023
The pencil has been infused with some of the same restorative ingredients that each of the previous brow products have, including castor oil and provitamin B5 for growth and regeneration.
—Alyssa Brascia, Peoplemag, 30 Sep. 2022
This pick has provitamin B5 and serin, which are ingredients known for its lash-conditioning attributes.
—Daisy Maldonado, SELF, 13 Sep. 2022
To convert the provitamin D3 into vitamin D3 that helps our bodies, the tomatoes were treated with UVB light.
—Katie Hunt, CNN, 23 May 2022
These examples are programmatically compiled from various online sources to illustrate current usage of the word 'provitamin.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.
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Cite this Entry
“Provitamin.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/provitamin. Accessed 25 Apr. 2024.
Copy CitationMedical Definition
provitamin
noun
pro·vi·ta·min
(ˈ)prō-ˈvīt-ə-mən
: a precursor of a vitamin convertible into the vitamin in an organism
ergosterol is a provitamin of vitamin D
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