Pregnant women who drink cola have an impact on the fetus because cola contains caffeine, colaine and other substances that are harmful to the fetus. Pregnant women who drink cola mainly have the following hazards: 1. cola contains a large amount of caffeine and pigment, the fetus is very sensitive to caffeine and consuming more may affect the genetic genes of the fetus and lead to fetal cell mutation. 2. If a pregnant woman drinks more cola, the fetus will be stimulated by caffeine, leading to fetal death or stunting. 2. Cola contains more cola-nine, which will stimulate the central nervous system of pregnant women, and drinking too much cola may lead to rapid breathing and insomnia, which will affect the normal pregnancy and is detrimental to the development and growth of the fetus. 3. Cola contains caffeine, which will also stimulate the stomach mucosa of pregnant women, leading to excessive secretion of stomach acid. The caffeine in cola can also stimulate the stomach mucosa of pregnant women, leading to excessive secretion of stomach acid.