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Carotene is a lipochrome that normally adds yellow color to the skin. With elevated blood levels of carotene, the prominence of this yellowing is increased. Carotenemia may be particularly evident when the stratum corneum is thickened or when the subcutaneous fat is strongly represented.arotenemia is a clinical condition characterized by yellow pigmentation of the skin (xanthoderma) and increased beta-carotene levels in the blood.
Carotene is the substance in carrots, pumpkins and sweet potatoes that colors them orange and is the most common form of carotene in plants. When used as a food coloring, it has the E number E160a.p119 The structure was deduced by Karrer et al. in 1930.n nature, Î²-carotene is a precursor (inactive form) to vitamin A via the action of beta-carotene 15,15'-monooxygenase. Isolation of Î²-carotene from fruits abundant in carotenoids is commonly done using column chromatography.