Pregnant women can drink cola during pregnancy, but should not drink too much. First of all, cola contains more caffeine, caffeine will pass through the placenta into the fetus, so as not to have adverse effects on the fetus. Secondly, cola is a sweet carbonated beverage, and consuming a large amount of carbonated beverages will affect the absorption of calcium in the body, making it easy for calcium deficiency to occur. Cola’s sugar content is larger, sweeter, and has a very high glycemic index, which can easily cause gestational obesity, is not conducive to weight control, and can easily induce gestational diabetes. If you already have gestational diabetes or diabetes combined with pregnancy, it is not recommended to drink cola during pregnancy, it will cause the aggravation of the original disease. You should consume more fresh fruits and vegetables and have a balanced nutrition during pregnancy.