2, sharp leaves, this area is also called sweet potato leaves, sweet potato leaves or sweet potato leaves. For pregnant women, eating sweet potato leaves has the following advantages: sweet potato leaves are one of the common vegetables and are rich in vitamins and minerals. Protein, human fat, carbohydrate, calorific value, chemical fiber, calcium, phosphorus, iron, carotene, Vc, VB 1, VB2, vitamin b3, etc. Often contained in sweet potato leaves, it is at the front end in vegetables and fruits. Eating sweet potato leaves during pregnancy can enhance immune function, enhance the body's disease resistance, promote basal metabolism, prevent aging, reduce blood fat, moisten intestines and diuresis, raise platelets, promote blood circulation, prevent arteriosclerosis, prevent cell canceration, eliminate prolactin, protect eyes and prevent night blindness.