Laxative vegetables: 1, leeks will be rich in dietary fiber, can absorb water expansion, promote the formation of feces, but also mechanical stimulation of intestinal peristalsis, so there are laxative benefits. 2, celery is also very rich in dietary fiber, in the laxative role is also very obvious. 3, cabbage also contains a large amount of dietary fiber, in the laxative role is very strong. 4, oatmeal is also rich in dietary fiber, mechanical stimulation of intestinal peristalsis, laxative effect is very good. 4, oatmeal is also rich in dietary fiber, can mechanically stimulate intestinal peristalsis, laxative effect is very good.