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簡單食品小知識:番茄醬的營養成分是不是比新鮮番茄高?答案你肯定想不到!
3 years ago
3
新鲜番茄比罐装番茄酱营养价值更高吗?
一般来说,加工过的食品与原汁原味的食品相比,
都会或多或少地损失一些营养成分。
那么新鲜的番茄和罐装的番茄酱相比,
哪个营养成分更高呢?
令人意想不到的是,经过科学分析,
番茄酱的营养成分更高。
番茄酱是将新鲜番茄经清洗、挑选、
预热、破碎、蒸发浓缩和杀菌等工序制成的,
在这个过程中,除维生素C 几乎会全部损失掉外,
绝大部分营养素的含量都要远远高于番茄,
如番茄酱中#维生素E 的含量是番茄的8倍,
#番茄红素 的含量因经过浓缩也提高了很多。
虽然番茄酱中缺乏维生素C,
但在烹调蔬菜时放番茄酱,
其中的#有机酸 却有利于保护蔬菜中的维生素C,
从而保证人体的摄入。
如果一个人每天食用20克番茄酱,
就可以获得9毫克番茄红素,
但要吃250克以上的生番茄,
才能获得等量的番茄红素。
显然,每天食用20克番茄酱要比吃250克番茄容易。
这一点你是不是完全没想到?
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