Navigating Pregnancy Food Safety: Your Essential Guide
- Tazmin Lewis

- Jun 27
- 4 min read
Updated: Aug 27
Understanding Food Safety During Pregnancy
Pregnancy brings countless questions about what's safe to eat. With conflicting advice online, it's no wonder expecting mothers feel overwhelmed. Understanding food safety during pregnancy doesn't have to be complicated. It's about making informed choices while still enjoying a varied, nutritious diet.
When you're pregnant, your immune system changes. This makes you more susceptible to foodborne illnesses. That's why pregnancy food safety guidelines exist. Understanding the reasoning behind them helps you navigate your food choices with confidence. It allows you to make safe swaps without fear. This is exactly what my Pregnancy Food Safety Guide covers! Check it out if you want more information.
Understanding Pregnancy Food Safety Basics
Food safety during pregnancy isn't about eliminating all risks. It's about understanding which foods pose potential hazards and how to minimise those risks. You can do this through proper preparation, cooking, and storage techniques.
Key Concerns During Pregnancy
The main concerns during pregnancy include:
Raw or undercooked meats
Unpasteurised dairy products
Certain types of fish
Raw eggs
By being aware of these risks, you can make informed choices that keep you and your baby safe.
Cheese During Pregnancy: Separating Fact from Fiction
The cheese aisle doesn't have to become off-limits during pregnancy. The key is understanding which cheeses pose risks and how to enjoy them safely.
The Listeria Risk in Soft Cheeses
Soft cheeses can harbor listeria bacteria, which thrives in moist environments. The highest risk comes from unpasteurised soft cheeses, including:
Brie and camembert
Soft goat cheese
Blue cheese varieties (roquefort, gorgonzola)
Making Soft Cheeses Safe
Check for Pasteurisation: Many soft cheeses available in supermarkets are pasteurised, making them safe for pregnancy. Always read labels carefully!
Heat Treatment: You can safely enjoy these cheeses by heating them until steaming hot. The heat kills harmful bacteria while preserving the delicious flavours you love. Try:
Melted goat cheese on pizza or flatbread
Warm brie and cranberry toastie
Blue cheese in a hot pasta sauce
Baked camembert with herbs
Lower-Risk Cheese Options
These cheeses are generally safe during pregnancy:
Hard cheeses (cheddar, parmesan, gruyere)
Processed cheeses (cream cheese, cottage cheese)
Pasteurised mozzarella
Feta (if pasteurised)
Storage Safety: Always follow best before dates and consume opened soft cheese within a few days for optimal safety.
Fish During Pregnancy: Maximising Benefits While Minimising Risks 🐟
Fish is one of the most beneficial foods you can eat during pregnancy. It provides essential nutrients crucial for your baby's development. The recommendation is 1-2 portions of fish per week, with one being an oily fish variety.
Why Fish is Essential During Pregnancy
Fish provides a fantastic combination of nutrients that are particularly important during pregnancy:
Omega 3 Fatty Acids: These are crucial for your baby's brain and eye development. DHA, in particular, accumulates in the brain and retina during the third trimester. Breastmilk is also responsive to maternal diet of omega 3.
Iodine: Essential for thyroid function and brain development. Iodine deficiency during pregnancy can lead to developmental issues.
Choline: Important for brain and nervous system development. It may help prevent neural tube defects and transport DHA across the placenta.
Protein: Provides all essential amino acids needed for your baby's growth and your own increased protein needs.
Research suggests omega 3 intake may also play a role in reducing the risk of allergies in babies, decreasing preterm births, supporting maternal mental health, and even increasing chances of conception.
Fish to Avoid
Larger predatory fish accumulate higher levels of mercury through the food chain. Mercury can cross the placenta and potentially harm your baby's developing nervous system. Avoid:
Shark
Swordfish
King mackerel
Marlin
Tilefish
Raw or undercooked fish (sushi, sashimi)
Best Fish Choices for Pregnancy
Focus on fish that are lower in mercury and higher in beneficial omega-3s:
Excellent choices:
Wild salmon
Sardines
Anchovies
Herring
Mackerel (Atlantic, not king mackerel)
Good choices:
Cod
Haddock
Pollock
Catfish
Canned light tuna (limit to 4 cans per week)
For Non-Fish Eaters
If you don't consume fish, you're likely to be missing out on important nutrients. Consider:
Omega-3 supplements: Look for prenatal-specific supplements with both DHA and EPA. You can check out my blog on supplements by clicking here.
Plant-based sources: Walnuts, chia seeds, and flaxseeds provide ALA omega-3s. However, ALA is poorly converted into DHA.
Fortified foods: Some eggs and milk are fortified with omega-3s.
Always consult with your healthcare provider before starting any supplements.
General Food Safety Principles
Temperature Control
Keep your refrigerator at 4°C or below.
Freeze foods at -18°C or below.
Use a food thermometer to ensure proper cooking temperatures.
Don't leave perishable foods at room temperature for more than 2 hours (1 hour if temperature exceeds 32°C).
Preventing Cross-Contamination
Use separate cutting boards for raw meat and other foods.
Wash hands thoroughly before and after handling food.
Clean surfaces and utensils between uses.
Store raw meat on the bottom shelf of the refrigerator.
Safe Food Handling
Wash all fruits and vegetables thoroughly.
Cook eggs without Lion Stamps until both yolk and white are firm.
Reheat leftovers to steaming.
When in doubt, throw it out.
Hot Weather Considerations
During summer months or heatwaves, food safety requires extra attention:
Shop for perishables last and transport them in insulated bags.
Get groceries home and refrigerated quickly.
Be extra cautious with picnics and outdoor events.
Pay attention to food appearance, smell, and texture.
Increase your water intake to stay hydrated.
Making Informed Decisions
Remember that food safety guidelines can vary between countries. What matters most is understanding the principles behind recommendations. This knowledge empowers you to make informed choices that work for your lifestyle while keeping you and your baby safe.
Pregnancy is a time of many changes, but eating well shouldn't be a source of stress. By understanding basic food safety principles and knowing how to prepare foods safely, you can enjoy a varied, nutritious diet throughout your pregnancy.
Getting Professional Support
Every pregnancy is unique. What works for one person may not work for another. If you have specific dietary concerns, food allergies, or questions about your individual nutritional needs, consider consulting with a qualified prenatal nutritionist. They can provide personalized guidance.
Ready for more detailed guidance? Download our comprehensive Food Safety Guide for in-depth information on safe food preparation, storage tips, complete food lists, and answers to common pregnancy nutrition questions.
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