Pregnant women should drink cola with caution. Coke contains more caffeine, and regular consumption will cause nervous excitement and stimulate the fetal nervous system, which will increase the chances of the fetus suffering from hyperactivity and hinder the healthy development of the fetus. The specific hazards are as follows: 1, easy to cause physical discomfort: Caffeine in cola can easily lead to central nervous system excitement, insomnia, tinnitus, blurred eyes and other symptoms of discomfort; 2, affect appetite: excessive consumption of cola will affect digestion and absorption, the intake of large amounts of carbon dioxide will inhibit the beneficial bacteria in the body of pregnant women, easily cause abdominal distension, affect appetite, and is not conducive to fetal nutrient absorption; 3, easy to lead to increased blood sugar: cola The high sugar content of cola can be absorbed by the body at a fast rate, which makes it easy to consume too many calories, not only to gain weight, but also to raise blood sugar, which may lead to gestational diabetes; 4, hinder fetal development: the fetus is more sensitive to caffeine in cola, which can quickly act on the fetus through the placenta and may affect the development of the fetus’ heart, brain and other important organs, and may even lead to congenital diseases in the fetus 5, easy to cause calcium loss: calcium deficiency in pregnant women will lead to calf twitching, muscle spasms, fetal calcium deficiency will increase the risk of chicken breast, congenital rickets or calcium deficiency convulsions. Coke contains a large amount of phosphorus, excessive references to easily lead to calcium loss.