进食未成熟的番茄,虽经煮沸,如进食过多则可引起中毒,严重者亦可中毒死亡。番茄属茄科植物,未成熟的番茄含有一种甾体生物碱,叫番茄碱(tomatine),在植物中与糖结合成甙的形式存在。番茄碱为龙葵碱的一种,其分子式为C_(50)H_(31)O_2N,是针状结晶,可溶于水、乙醚或 Eating immature tomatoes, although boiled, such as eating too much can cause poisoning, severe poisoning can also be death. Tomato Solanaceae, an unripe tomato contains a steroid alkaloid, called tomatine, which is found in plants as a glycoside. Tohchine base is a kind of solanine, its molecular formula is C_ (50) H_ (31) O_2N, is acicular crystal, soluble in water, ether or