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常吃红薯可抗癌防病生活在城市里的人往往吃得过于精细,膳食纤维的摄入严重不足,容易诱发便秘。而红薯含有多种不易披消化酶破坏的纤维素和果胶,能有效刺激消化液分泌及肠胃蠕动,使大便畅通。有人喜欢吃脆甜的生红薯,但生红薯中的淀粉难以消化;而且红薯傲熟后,淀粉会发生变化,与生吃相比可增加约40%的膳食纤维,通便效果尤为明显。所以,红薯还是做熟了吃更好。变质的红薯千万不要吃,一般说来,有黑斑的
Eat sweet potatoes can be anti-cancer disease prevention and treatment of life in the city are often too delicate to eat, serious inadequate intake of dietary fiber, easily lead to constipation. The sweet potato contains a variety of cellulose and pectin not easy to destroy digestive enzymes, can effectively stimulate the secretion of digestive juice and gastrointestinal motility, so that stool. Some people like to eat crisp sweet raw sweet potato, but raw sweet potato starch is difficult to digest; and sweet potato proud cooked, the starch will change, compared with raw food can increase about 40% of dietary fiber, cathartic effect is particularly evident. Therefore, the sweet potato is still cooked to eat better. Metamorphic sweet potatoes do not eat, in general, there are dark spots