What are the carotenoids that can be converted in the body to vitamin A called
About 10% of dietary carotenoids are converted to vitamin A in the body and contribute 25% of our total vitamin A. Of the 600 carotenoids that have been identified, about 30 to 50 are believed to have vitamin A activity.Carotenoids the body converts to vitamin A are referred to as provitamin A carotenoids.The most well known of this group are beta-carotene and alpha-carotene. Many carotenoids are antioxidants that protect cells against free radicals by neutralizing them before they cause oxidative damage.bout 10% of dietary carotenoids are converted to vitamin A in the body and contribute 25% of our total vitamin A. Of the 600 carotenoids that have been identified, about 30 to 50 are believed to have vitamin A activity.