provitamin

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provitamin

 [pro-vi´tah-min]
a substance, e.g., ergosterol, from which the animal organism can form a vitamin.

pro·vi·ta·min

(prō-vī'tă-min),
A substance that can be converted into a vitamin; for example, β-carotene.

provitamin

/pro·vi·ta·min/ (-vi´tah-min) a precursor of a vitamin.
provitamin A  usually β-carotene, sometimes including any of the provitamin A carotenoids.
provitamin D2  ergosterol.
provitamin D3  7-dehydrocholesterol.

provitamin

(prō-vī′tə-mĭn)
n.
A vitamin precursor that the body converts to its active form through normal metabolic processes. Carotene, for example, is a provitamin of vitamin A.

provitamin

[prōvī′təmin]
a precursor of a vitamin; a substance found in certain foods that in the body may be converted into a vitamin. Also called previtamin.

pro·vi·ta·min

(prō'vī'tă-min)
An inactive form of a vitamin that needs activation before it can be used by the body.

provitamin

A substance that is converted in the body to a VITAMIN.

provitamin

substance converted within the body forming a vitamin

pro·vi·ta·min

(prō'vī'tă-min)
An inactive form of a vitamin that needs activation before it can be used by the body.

provitamin (prōvī´təmin),

n a substance in food that may be transformed into a vitamin within the body; a potential vitamin.

provitamin

a substance, e.g. ergosterol, from which the animal organism can form a vitamin.

provitamin A
References in periodicals archive ?
Overall market volume for vitamins and provitamins in China
Market value and volume for vitamins and provitamins by type (vitamin a, vitamin b1, vitamin b12, vitamin b2, vitamin b3 and b5, vitamin b6, vitamin c, vitamin e, other vitamins)
What is the size of the vitamin and provitamin market in China?
This report was created for strategic planners, international executives and import/export managers who are concerned with the market for medicaments containing vitamins or provitamins in dosage form or retail packings.
Which countries are supplying medicaments containing vitamins or provitamins in dosage form or retail packings?
00); lot3 - Medicines contents of vitamins, provitamins, derivatives and mixtures of these substances, therapeutic or prophylactic pryznachenosti, dosed or packaged for retail trade (21.
CPV: Pharmaceutical products 33600000-6, 33616000-1 Vitamins; Provitamins 33616100-2, 33631400-6Antybiotyki and chemotherapeutics for dermatological use; 33641100-6 Gynaecological srodkiprzeciwinfekcyjne and antiseptic; Painkillers 33661200-3, 33651520-9 Immunoglobulins, 33692700-4 glucose solutions