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Related to provitamin: Prooxidant, provitamin A carotenoids


A vitamin precursor that the body converts to its active form through normal metabolic processes. Carotene, for example, is a provitamin of vitamin A.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.


(Biochemistry) a substance, such as carotene, that is converted into a vitamin in animal tissues
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014


(proʊˈvaɪ tə mɪn; Brit. also proʊˈvɪt ə mɪn)

a substance that an organism can transform into a vitamin, as carotene, which is converted to vitamin A in the liver.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.provitamin - vitamin precursor; a substance that is converted into a vitamin in animal tissues
hydrocarbon - an organic compound containing only carbon and hydrogen
carotene, carotin, provitamin A - an orange isomer of an unsaturated hydrocarbon found in many plants; is converted into vitamin A in the liver
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
References in periodicals archive ?
Most vegetable oils contain vitamins such as provitamin A, D, and E, which all help nourish the skin and create new cells.
With ProVitamin B5 that naturally thickens your lashes, this volumising mascara will give you a dramatic, out-of-this-world eye look!
[beta]-carotene, [beta]-cryptoxanthin and [alpha]-carotene are provitamin A carotenoids or vitamin A precursors (Wurtzel et al., 2012).
Panthenol is a provitamin of vitamin B5 that helps skin hydration and improves the skin barrier while aloe vera helps improve skin moisture levels.
The other type, Provitamin A or the carotenoids, are found in fruits and vegetables and need to be converted by the body into retinols.
AUSTRALIA -- Scientists in Australia have created golden orange bananas rich in provitamin A that could save the lives of hundreds of thousands of children who die from a deficiency of this vitamin every year, according to Newsweek.
When used in skincare, vitamin B5 is converted to provitamin B5, which is called Panthenol.
CARROTS THE potent power behind this veggie's orange hue is beta-carotene, a provitamin that is converted into vitamin A in the body.
They contain betacarotene, a provitamin that is converted into vitamin A in the body.
"There has been talk, among breeders working to increase provitamin A in maize, that we could increase vitamin E at the same time," said first author Christine Diepenbrock.
The paste also contains provitamin B5 and shea butter, and it has no unpleasant odors, parabens or potentially irritating fragrances.
The other form of vitamin A, called provitamin A, provides your body with the materials to make vitamin A and has not been linked to adverse effects on bones.