Not conducive to the healthy growth of the fetus.
Caffeine in cola can quickly act on the fetus through the placenta, which will inhibit the normal development of the fetus in the mother. Drinking too much cola will make the baby lighter at birth and have a higher natural mortality rate.
It is easy to cause gestational diabetes.
Coke has low nutritional value, but high sugar content. Excessive drinking of cola by pregnant women can easily lead to elevated blood sugar and gestational diabetes.