推荐回答(4个)
吃五谷杂粮是有很大的好处的,每天要吃大约50克才能得到保障,吃得越多,好处越明显。五谷杂粮又被称为全谷杂粮。
1、吃全谷杂粮能增加营养供应。粉和全麦粒相比,维生素B1含量只有全麦的四分之一。又比如说,大米和小米相比,钾和铁的含量只有小米的五分之一。所以,吃粗粮(全谷)能让人们在吃饱的前提下得到更多的营养素。
2、吃全谷杂粮能摄入更多的防病保健成分。全谷杂粮中不仅含有较多的膳食纤维和多种维生素,还含有更多的抗氧化物质。表皮红色、紫色、黑色的杂粮是花青素的好来源,而黄色的全谷杂粮含有类胡萝卜素,大麦和燕麦中还还有丰富的beta-葡聚糖。这些物质各有健康益处,如有利于预防癌症、有利于预防冠心病、帮助控制餐后血糖和血胆固醇、延缓眼睛衰老等。白米白面中的保健成分则微乎其微。
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3、全谷杂粮餐后血糖上升缓慢,糖尿病人最宜。越是精白细软的主食,升高血糖越猛烈。即便是同样多的淀粉量,因为吃全谷豆类需要咀嚼,消化速度慢,餐后血糖就比较低,能减少胰岛素的需要量。糖尿病人宜选择以上各种杂粮豆、燕麦、大麦、糙米等混合制作的主食,餐后血糖就会容易控制,也不用担心出现饥饿和低血糖的情况。
4、吃全谷杂粮能帮助改善皮肤质量。以全谷杂粮为主食,一方面获得膳食纤维,使肠道排泄通畅,另一方面能够平衡性激素水平,同时还能提供丰富的B族维生素,从而减少面部皮肤过多出油、生痘、开裂、脂溢性皮炎等情况,使皮肤逐渐变得光洁平滑。
5、吃全谷杂粮有助预防肥胖。研究证明,日常吃全谷最多的人,随着年龄发胖的危险比较小,而吃精白米、精白面的人,中年发福风险非常大。吃全谷杂粮不容易饮食过量,而且餐后血糖上升缓慢,胰岛素需求量小,有利于抑制脂肪的合成。
五谷杂粮的好处:
1、五谷杂粮中的维生素B1可预防脚气病;
2、维生素B2可改善视力、预防口角炎;
3、维生素C能缓解疲劳症状、下肢酸痛,预防感冒;
4、钙可防止骨质疏松;
5、钾可稳定血压,改善情绪,避免肌肉麻痹、郁闷不安与全身无力;
6、铁能预防缺铁性贫血、胃溃疡与食欲不振;
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扩展资料:
我国古代的膳食指南秦汉时期的《黄帝内经》指出:“五谷为养,五果为助,五畜为益,五菜为充。”将五谷杂粮视为饮食的基础,健康的基石。
在《黄帝内经》中,五谷被称之为:“粳米、小豆、麦、大豆、黄黍”。现代通常所说的五谷是指稻谷、麦子、大豆、玉米、薯类,同时也习惯地将米和面粉以外的粮食称作杂粮,因而五谷杂粮就泛指粮食作物。
《中国居民膳食指南(2016)》中推荐,每人每天需摄入谷薯类食物250~400g,其中全谷物和杂豆类50~150g,薯类50~100g。谷类、米和面食占了食物比例的50%~60%。
五谷杂粮中的营养素非常丰富,其中的纤维素和矿物质是普通白米的数倍,所含的维生素A、维生素B1、维生素B2、维生素C、维生素E和钙、钾、铁、锌等微量元素,更为丰富。五谷杂粮是膳食纤维的主要来源,且大都含有较多的不饱和脂肪酸,能够提供人体必需的大多数营养素。因而,可以说五谷杂粮是最具营养价值的食物群,是饮食中的基石,对人体健康有很多好处。
参考资料:/health.people.com.cn/n1/2017/0203/c404200-29056658.html"target="_blank"title="人民网-吃五谷杂粮的好处">人民网-吃五谷杂粮的好处
吃五谷杂粮可以促进肠道的蠕动能力,具有增强食欲的效果,下面跟大家说一下每一种谷类的营养价值:
紫米:富含锌、铁、钙、花青素、叶酸、膳食纤维、蛋白质、维生素B1等营养元素,具有补血益气、健脾滋补等功效;
小米:富含色氨酸胡萝卜素,具有健胃滋补的特点;
高粱:富含脂肪酸和铁;
薯类:含胡萝卜素和维生素C;
大麦:调整肠胃功能的健康食品;
玉米:有名的抗癌防衰的食品;
花生:延年益寿的长生果;
黑芝麻:补血明目的健康食品。
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