Antixerophthalmic vitamin

Common Name Antixerophthalmic Vitamin A-Vitamin Axeroftolo ... 

ANTIXEROPHTHALMIC vitamin AORAL APEXOL AVIBON AVITOL BIOSTEROL CHOCOLA A 3J-DIMETHYL-9-(2,6,6-TRIMETHYL-1-CYCL0HEXEN-I-YL)-2,4,6,8-N0NATETRAEN-1-0L DISATABSTABS DOFSOL EPITELIOL HI-A-VITA LARD FACTOR MYVPACK OLEOVITAMIN A ... 

Antisettie CVP. See Hydrogenated castor oil Antisoi FL 10] Antisoi FL 30r, Antisoi FL 1(X)] Antisoi FL 30000. See Polyanionic cellulose Antistatic KN. See Stearamidopropyl dimethyl-2-hydroxyethyl ammonium nitrate Antistatique WL 879. See Sorbitan caprylate Antixerophthalmic vitamin. See Retinol Antozite 1. See N,N -Di (n-octyl)-p-phenylenediamine... 

Synonyms Anti-infective vitamin Antixerophthalmic vitamin Axerophthol 3,7-Dimethyl-9-(2,6,6-trimethyl-1-cyclohexen-1-yl)-2,4,6,8-nonatretraen-1-ol Oleovitamin A all-trans-Retinol Retrovitamin A Vitamin A Vitamin A alcohol all-trans-Vitamin A alcohol Classification Organic compd. 

Activity of vitamin A (antixerophthalmic vitamin) have about 50 other naturally occurring compounds from the group of carotenoids, which are called provitamins A. The most important provitamin A is fl-carotene (5-3). In foods it is often accompanied by other carotenes, namely a-carotene (5-4) and y-carotene (5-5) and xanthophylls, such as fl-cryptoxanthin (5-6) and echinenone (5-7) and other provitamins A. 

Vitamins are substances with a variety of different chemical structures. In the past, before structures of all the vitamins were known and vitamin preparations were mixtures of various substances, so-called biological units (such as mice or chicken units) were introduced for quantitative purposes. The biological unit of a vitamin was related to the amount of that vitamin that produced a physiological effect to the respective animal within a given time. Later, so-called international units (lU) were derived, related to a particular vitamin weight. International units are often used even today for fat-soluble vitamins in pharmacy and medicine. The level of a vitamin in a food is commonly measured in mass units. In the past, the names associated with a disease caused by deficiency of the vitamin were used (e.g. vitamin A was called antixerophthalmic... 

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