带皮吃水果有益有害？

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最近一年以来，有关食物营养价值的讨论风起云涌。以前说果蔬带皮吃农药太多促进癌症发生，如今又说吃果蔬一 定要带皮吃才能防癌，弄得老百姓无所适从。一层果皮的事情，真的那样复杂么？


果皮的营养价值

植物中的每一种成分,光波炉价格，都会对人体有一定的生理作用。其中有钾、钙、镁等重要矿物质，有维生素C和类胡萝卜素，有类黄酮和花青素 等“植物化学物”，它们是膳食中重要的抗氧化因素，还有果胶等可溶性膳食纤维，它们有降低血糖、血脂和血胆 固醇上升的作用；其中的不可溶的纤维能促进肠道蠕动，帮助预防肠癌发生,阿瞳视力训练仪。

在大多数可去皮的水果当中，皮和皮下部分往往是抗氧化成分含量最高的部分。不论是苹果李子还是葡萄，这个规 律是类似的。

这是因为，抗氧化成分最丰富的部位,光波炉价格，通常都是接触阳光照射的部分；而颜色自然变红，也意味着抗氧化成分的增加——因为无论是类胡萝卜素、番茄 红素还是花青素,水宜生价格，这些天然色素都是膳食中抗氧化物质的主力军。同时，外层部分也通常会含有较高的维生素和矿物质，而皮里面 的膳食纤维，对人体也有不少好处。

如果能够连皮吃苹果，自然是一件比较理想的做法。其实，对于一些表皮柔软的果实如番茄、苹果、梨、桃和杏等 来说，连皮吃风味更足，口感也不错。熟透的南瓜皮、芒果皮和柿子皮，以及部分品种的葡萄皮，也不是很难入口 。

[GargeKereBeve]

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