What are the list of foods that cannot be eaten during pregnancy

There is no single food list that is absolutely prohibited during pregnancy, but five types of risk foods should be avoided: raw food, undercooked meat, high mercury fish, unpasteurized dairy products, and excessive caffeine.

1. Raw Seafood

Uncooked seafood such as sashimi and oysters may carry Listeria monocytogenes, parasites, or viruses, which can easily lead to miscarriage, premature birth, or damage to the fetal nervous system in pregnant women. This type of food cannot be judged as safe by the naked eye and must be thoroughly heated to the center temperature before consumption. It is recommended to completely avoid raw seafood during pregnancy and choose fully cooked cooking methods to ensure the safety of mother and baby.

2. Immature Meat

Semi cooked steak, sliced pork, or undercooked poultry may contain Toxoplasma gondii or Salmonella, causing symptoms such as fever and muscle pain, and in severe cases, affecting fetal development. All meat should be cooked until it is free of blood and has a tight texture. Special cutting boards should be used to handle raw meat to prevent cross contamination. Ensuring that meat is fully cooked during family meals is a key measure to prevent infection.

3. High Mercury Fish

Large predatory fish such as sharks, swordfish, and bigeye tuna have high levels of mercury in their bodies, and long-term ingestion may damage fetal brain and nervous system development. Pregnant women can choose low mercury fish such as salmon, cod, shrimp, etc. as substitutes, and control their weekly consumption within a reasonable range, which not only obtains high-quality protein but also avoids the risk of heavy metal exposure.

4. Non disinfected dairy products

Non pasteurized milk and soft cheese (such as Brie cheese) may breed Listeria monocytogenes, which can reproduce in refrigerated environments, causing flu like symptoms in pregnant women and threatening fetal life. When purchasing dairy products, it is necessary to confirm that the label indicates "pasteurized" to avoid purchasing bulk or unknown sources of dairy products and ensure safe consumption.

5. Excessive Caffeine

If caffeine in coffee, strong tea, and energy drinks exceeds 200 milligrams per day, it may increase the risk of miscarriage or low birth weight infants. It is recommended that pregnant women control their caffeine intake within a safe threshold, prioritize the use of caffeine free drinks or light tea, and pay attention to hidden sources such as chocolate and caffeine in some cold medicines.

During pregnancy, the diet should be based on the principles of freshness, cleanliness, and balance. It is recommended to consume foods rich in folate, iron, and calcium, such as dark green vegetables, lean meat, legumes, and whole grains, and to maintain moderate water intake and regular sleep patterns. Avoid taking supplements or folk remedies on your own. Any nutritional adjustments should be made under the guidance of a professional physician or clinical nutritionist. Regular prenatal checkups should be conducted to monitor fetal development and jointly maintain pregnancy health.