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-   -   补钙 吃完红薯晒太阳 (http://www.freeadvertisingzone.com/showthread.php?t=1008049)

skyccnicke 04-01-2011 01:18 PM

补钙 吃完红薯晒太阳
 
营养专家介绍说,健尔马足疗机官网,红薯确实营养丰富,除含一定钙质外,红薯还含有大量钾和镁,这两种物质可维持体内的离子平衡,减缓钙质流 失,健尔马足疗机官方网。此外,红薯的热量只有同等重量大米的1/3,而且几乎不含脂肪和胆固醇,健尔马足疗机,是很好的低脂肪、低热能食品,水宜生官方网。不过,红薯缺少蛋白质和脂肪,如果当正餐吃,要搭配蔬菜水果才不会营养失衡。最重要的是,红薯最好在午餐 这个黄金时段吃。这是因为我们吃完红薯后,其中所含的钙质需要在人体内经过4~5小时才能吸收,而下午的日 光照射正好可促进钙的吸收。所以,中午吃红薯,钙质就可在晚餐前全被吸收,不会影响晚餐时其他食物中钙的吸 收,健尔马足疗机三代


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