Pregnant women can eat pineapple in moderation. Pineapple contains organic acid and B vitamins, vitamin C and other nutrients, has the effect of clearing heat and quenching thirst, appetite, bowel movement, and is a tropical fruit suitable for pregnant women to eat. Pineapple contains a substance called pineapple enzyme, which can decompose protein, dissolve the fibrin and blood clot blocked in the tissue, improve the local blood circulation, eliminate inflammation and edema. The sugar, salts and enzymes contained in pineapple have diuretic effect, proper consumption is beneficial to patients with nephritis and hypertension. Pineapple also contains a lot of vitamins and minerals, which can improve the immunity of pregnant women, prevent pregnancy colds, and give the fetus a good growth environment. Therefore, if usually pregnant women are not allergic to pineapple, they can eat pineapple in moderation. However, it is usually not recommended for pregnant women to eat pineapple in excess, 1-2 slices can be eaten at a time. Because pineapple is a hot fruit, more food will easily lead to fire and affect the development of the fetus. And the pineapple contains high sugar, more food will easily lead to pregnant women’s blood sugar rise, inducing gestational diabetes. In addition, if pregnant women suffer from ulcer disease, or poor blood clotting function, it is also not recommended to eat a lot of pineapples.