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不宜立即饮茶饭后立即饮茶,会冲淡胃液,影响食物消化。同时,茶中的单宁酸能使食物中的蛋白质变成不易消化的凝固物质,给胃增加负担,并影响蛋白质的吸收。茶叶中含大量鞣酸,与食物中的铁元素结合,阻止铁在肠道的吸收;鞣酸与蛋白质结合成具有收敛作用的鞣酸蛋白质,使肠蠕动减慢,从而延长粪便在肠道内潴留的时间,不但易造成便秘,而且还增加了有毒物质和致癌物质被人体吸收的可能性,所以进餐后不可立即饮茶,特别不要立即喝浓茶。
Not immediately drink tea immediately after drinking tea, will dilute the gastric juice, affecting food digestion. At the same time, tannic acid in tea can make the protein in the food into a non-digestible coagulation substance, which increases the burden on the stomach and affects the protein absorption. Tea contains a lot of tannic acid, and iron in the food combination, to prevent the absorption of iron in the intestine; tannic acid and protein into tannic acid protein with convergence, so that peristalsis slowed down, thereby extending the retention of feces in the intestine Of the time, not only easy to cause constipation, but also increased the possibility of toxic substances and carcinogens absorbed by the body, so do not drink tea immediately after a meal, in particular, do not drink strong tea immediately.