Chocolate cake has a sweet and delicate taste and is a dessert that many people like very much, and it makes people happy after eating it. The Chinese Nutrition Society recommends that the daily intake of sugar during pregnancy should not exceed 25g, while trans fatty acids have been found to increase the risk of tumors and type 2 diabetes, so a combination of these two points is recommended for pregnant mothers to eat chocolate cake in small amounts only occasionally. In addition, when buying chocolate cake, you should choose handmade chocolate cake with animal oil as much as possible. Chocolate cake with margarine and other added food additives can be more harmful to the body.