Foods to Avoid During Pregnancy: Complete List 2026
1. Raw Fish and Seafood
Helpful pregnancy essentials
A few things expecting moms often find useful. Always check with your OB-GYN or midwife first.
Why avoid: Risk of parasites (anisakis) and bacteria (listeria, salmonella)
- Sushi and sashimi
- Raw oysters, clams, mussels
- Ceviche and poke
- Raw fish in any form
Safe alternative: Fully cooked fish (salmon, cod, tilapia) - 2-3 servings per week
2. Unpasteurized Dairy Products
Why avoid: Risk of listeria contamination
- Raw milk
- Unpasteurized cheese (brie, feta, blue cheese - check labels)
- Soft cheeses made from unpasteurized milk
Safe alternative: Pasteurized milk and cheeses (always check labels)
3. Raw Eggs
Why avoid: Risk of salmonella
- Raw cookie dough
- Raw cake batter
- Runny eggs (sunny side up, poached)
- Hollandaise sauce
Safe alternative: Fully cooked eggs (hard-boiled, scrambled, well-done)
4. High-Mercury Fish
Why avoid: Mercury can harm baby's developing nervous system
- Shark
- Swordfish
- King mackerel
- Tilefish
Safe alternative: Low-mercury fish like salmon, cod, tilapia, shrimp (2-3 servings/week)
5. Alcohol
Why avoid: No safe amount during pregnancy. Can cause fetal alcohol syndrome.
Safe alternative: Non-alcoholic beverages, mocktails, sparkling water
The reasoning behind the avoid list
Every food on a pregnancy avoid list is there for one of three reasons: the risk of listeria or other bacteria, the risk of parasites, or a substance like mercury or excess vitamin A that can affect your baby. Understanding which reason applies helps you make calm, confident swaps instead of feeling anxious about every meal.
Bacteria explain most of the list, from cold deli meat to unpasteurised soft cheese, and the reassuring part is that thorough cooking removes the risk. Mercury is why very large fish like shark and king mackerel are limited, while lower-mercury salmon and sardines are actively encouraged for their omega-3s. If you want the science laid out gently and practically, Real Food for Pregnancy by Lily Nichols is a wonderful companion, and a simple instant-read thermometer helps you cook borderline foods to a safe temperature.
- Bacteria risk: cold deli meats, unpasteurised soft cheese, raw sprouts, undercooked meat
- Parasite risk: raw fish and undercooked meat
- Mercury: limit shark, swordfish, king mackerel and marlin
- Excess vitamin A: avoid pate and liver in large amounts
- Most items become safe when cooked thoroughly or chosen pasteurised
Seen this way, the avoid list is short and logical. Swap, cook, or choose pasteurised, and you keep almost everything you love on the table.
Common questions about foods to avoid in pregnancy
Why are these foods on the avoid list?
Almost every item carries a listeria, bacteria, parasite, mercury, or excess vitamin A risk. Knowing the reason makes safe swaps easy.
Can cooking make unsafe foods safe?
Often yes. Thorough heating to steaming hot kills listeria and parasites, so cooked deli meat and fully cooked fish are considered safe.
Which fish should I limit for mercury?
Limit shark, swordfish, king mackerel and marlin. Lower-mercury fish like salmon and sardines are encouraged twice a week.
What if I already ate something on the list?
Try not to panic. A single exposure rarely causes harm. Watch for symptoms and call your provider if you feel unwell.
Tired of checking one food at a time?
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