Provitamin Definition

Provitamin Sentence Examples

• This form of vitamin A, known as provitamin A, carotene or beta-carotene, is water soluble and is not stored in the body.

• It comes in two forms; preformed vitamin A, and provitamin A, a precursor that becomes vitamin A in the body once ingested.

• Provitamin A is largely spared from ill effects, although it's the beta-carotene found in carrots that is responsible for the peculiar orange-tinted look people who jump on fad diets heavy on carrots get.

• Many fruits, vegetables and herbs contain forms of provitamin A in significant quantities.

• The provitamin A carotenes, especially beta-carotene, are known for the role they play in promoting good vision, especially night vision.