title: Carotenoid vitamin A precursors and analogs in foods and feeds.
mesh_terms: D000821:Animal Feed / Q000032:analysis; D000818:Animals; D002338:Carotenoids / Q000096:biosynthesis / Q000302:isolation & purification / Q000378:metabolism; D055598:Chemical Phenomena; D002621:Chemistry; D003116:Color; D004355:Drug Stability; D005503:Food Additives; D005504:Food Analysis; D005525:Food-Processing Industry; D006801:Humans; D008956:Models, Chemical; D013045:Species Specificity; D013329:Structure-Activity Relationship; D014801:Vitamin A / Q000032:analysis / Q000096:biosynthesis
chemical_list: D005503:Food Additives; D014801:Vitamin A; D002338:Carotenoids