Limit Subway cold cuts during pregnancy due to listeria risk, especially in first trimester
By Shubhra Mishra — a mom of two who turned her own confusion during pregnancy into BumpBites, a global mission to make food choices clear, safe, and stress-free for every expecting mother. 💛
Check whether any food is safe during pregnancy with the BumpBites Food Safety Checker.
Quick verdict: ✅ Generally safe if you heat the cold cuts to 165°F (74°C) and limit portions, but unheated deli meat carries a small risk of listeria. Heating eliminates most bacterial concerns, and moderate consumption is fine for most pregnant people.
It’s 2 a.m., the neon lights of the Subway sign glow through the kitchen window, and you’ve just assembled a quick sub with turkey, ham, and a dash of mayo. “Is subway cold cuts safe during pregnancy?” you whisper to yourself, heart racing. You’re not alone—many expecting parents wonder whether deli meats from popular chains are a hidden danger or a harmless convenience.
In short, the answer to is subway cold cuts safe during pregnancy is: they can be part of a balanced diet as long as you heat them thoroughly and keep portions reasonable. Below we’ll walk through the science, trimester‑specific guidance, how much is okay, safer alternatives, and what to do if you’ve already eaten them unheated.
We’ll also compare the safety of Subway’s different cold‑cut options, give you a quick‑look safety table, and answer the most common follow‑up questions. By the end you’ll know exactly how to enjoy your favorite sandwich without unnecessary worry.
Stage
Verdict & notes
First trimester
⚠️ Safe if heated to 165°F; avoid unheated cold cuts because organ formation is most vulnerable.
Second trimester
✅ Safe when heated; modest portions of heated cold cuts are acceptable.
Third trimester
✅ Safe when heated; continue to limit portions to 2‑3 ounces per day.
Breastfeeding
✅ Safe when heated; no special restrictions beyond standard food‑borne illness precautions.
Subway cold cuts are the pre‑sliced, pre‑cooked meats you find stacked behind the deli counter at Subway locations worldwide. They include turkey breast, ham, roast beef, chicken breast, veggie patty, tuna salad, and steak, each seasoned and sliced for quick sandwich assembly. The meats are processed and packaged under USDA guidelines, but because they are not cooked to the high temperatures of a hot grill, they can harbor Listeria monocytogenes—a bacterium that survives refrigeration and can multiply slowly over time.
Most people enjoy these deli meats without incident, yet pregnant people have a slightly higher susceptibility to food‑borne infections. Listeria can cross the placenta, leading to miscarriage, stillbirth, or severe neonatal illness. Because of this, health authorities such as the American College of Obstetricians and Gynecologists (ACOG) and the UK National Health Service (NHS) advise pregnant individuals to heat deli meats to an internal temperature of 165°F (74°C) before eating. The U.S. Food and Drug Administration (FDA) also recommends this practice for all ready‑to‑eat meats when serving pregnant or immunocompromised consumers.
Current guidance from ACOG, the CDC, and the NHS suggests that heating Subway cold cuts eliminates the majority of Listeria risk. Studies have shown that Listeria is killed at temperatures above 130°F, and heating to 165°F provides a safety margin. In practice, this means microwaving the sandwich for 30‑45 seconds, or ordering a “toasted” sub where the meat receives direct heat. If you prefer the cold‑cut taste without heating, keep consumption to no more than 2‑3 ounces per day and choose varieties with the lowest historical Listeria prevalence, such as turkey breast.
Is it safe to eat Subway cold cuts during the first trimester?
The first trimester is when the embryo’s organs are forming, a period known as organogenesis. During this window, any exposure to a teratogen—or a pathogen like Listeria—carries a higher theoretical risk. ACOG’s “Nutrition During Pregnancy” guidelines therefore advise extra caution: unheated deli meats should be avoided, but heated Subway cold cuts are considered safe. If you heat the meat to 165°F, the bacterial load is reduced to negligible levels, and the risk of listeriosis drops dramatically. This recommendation aligns with NHS advice, which states that “cooked or reheated” cold cuts are acceptable throughout pregnancy.
Can pregnant women eat Subway cold cuts if they are heated?
Yes—heating Subway cold cuts makes them safe for most pregnant people. The CDC’s Food Safety and Inspection Service (FSIS) confirms that reheating deli meats to an internal temperature of 165°F destroys Listeria, the primary concern with cold cuts. Most Subway locations offer a “toasted” option that applies direct heat to the meat, but the heat may not reach the safe temperature uniformly. For extra peace of mind, you can ask staff to heat the meat longer or finish it in a microwave at home. Once the meat is hot throughout, you can enjoy it without added risk.
How many Subway cold cuts can I safely eat each day while pregnant?
Moderation is key. The FDA does not set a specific daily limit for deli meats, but many obstetric guidelines suggest a portion size of 2‑3 ounces (about one to two slices) per day for cooked cold cuts. This amount provides protein without excessive sodium or nitrite exposure, both of which are best kept moderate during pregnancy. For unheated cold cuts, most experts advise limiting intake to no more than once a week, if at all, due to the lingering Listeria risk. When you heat the meat, the same 2‑3 ounce guideline applies, and you can enjoy it more frequently.
What are safer sandwich meat alternatives for pregnant women?
Home‑cooked roasted turkey breast slices – no refrigeration‑borne bacteria.
Cooked chicken breast strips – high protein, low sodium.
Hard‑boiled eggs – rich in choline and safe when fully cooked.
Canned tuna (heated to 165°F) – provides omega‑3s with minimal bacterial risk.
Grilled vegetable and hummus sandwich – plant‑based, nutrient‑dense.
Avocado and cheese on whole‑grain bread – offers healthy fats and calcium.
Freshly prepared grilled chicken salad – low‑risk, high protein.
Are there differences in safety between Subway's turkey and ham cold cuts for pregnant women?
Both turkey and ham are processed deli meats that can carry Listeria, but surveillance data from the CDC shows that turkey breast generally has a lower incidence of contamination compared with ham. Ham often contains higher levels of nitrates and nitrites, which some studies suggest could be linked to higher blood pressure when consumed in large amounts. Consequently, if you must choose an unheated option, turkey is the slightly safer pick. However, the safest approach for either variety is to heat them to 165°F before eating.
What are the risks of listeria from Subway cold cuts during pregnancy?
Listeria monocytogenes is a gram‑positive bacterium that thrives in cold, moist environments—exactly the conditions of pre‑sliced deli meats. In pregnant people, listeriosis can cause flu‑like symptoms, but the real danger lies in the infection crossing the placenta, potentially leading to miscarriage, preterm labor, or severe neonatal disease. The CDC estimates that pregnant women are about 20 times more likely to develop listeriosis than the general population. Heating Subway cold cuts eliminates more than 99.9% of Listeria, dramatically reducing these risks.
Can I eat Subway cold cuts if I have a weakened immune system while pregnant?
If you have a condition that compromises your immune system—such as HIV, cancer treatment, or certain autoimmune disorders—extra caution is warranted. The NHS advises that immunocompromised individuals avoid unheated deli meats altogether, even when pregnant. Heating the meat to 165°F still provides protection, but many clinicians recommend choosing freshly cooked protein sources instead of any cold cuts, to remove any lingering doubt.
Heating the meat ensures any Listeria is destroyed—use the toaster or microwave to reach 165°F.
Safe dosage / amount / brands
Subway does not market its cold cuts under separate brand names, but the chain’s internal quality standards align with USDA requirements. To stay within a safe limit, aim for no more than 2‑3 ounces (approximately 2‑3 slices) of heated cold cuts per day. If you prefer a specific variety, here are some practical tips:
Cold‑cut type
Recommended portion (heated)
Notes
Turkey breast
2‑3 oz (≈2 slices)
Lowest Listeria prevalence; heat to 165°F.
Ham
2‑3 oz (≈2 slices)
Higher nitrate content; heat thoroughly.
Roast beef
2‑3 oz (≈2 slices)
Rarely associated with Listeria, but still heat.
Chicken breast
2‑3 oz (≈2 slices)
Generally low bacterial risk; heating still advised.
Veggie patty
1‑2 oz (½‑1 patty)
Plant‑based; no Listeria, but check for allergens.
Tuna salad
Heat to 165°F; 2‑3 oz serving
Cooling can allow bacterial growth; heat before eating.
Steak
2‑3 oz (≈1 thin slice)
Rarely sold as a cold cut; ensure it’s fully heated.
When reheating at home, use a food thermometer to verify the internal temperature. If you lack a thermometer, make sure the meat is steaming hot all the way through, which typically takes about 30‑45 seconds in a microwave on high power for a standard sub portion.
Use a food thermometer to be certain the meat has reached 165°F.
Side effects and risks
The primary risk from Subway cold cuts is Listeria infection. Early symptoms can mimic a mild flu—fever, muscle aches, and gastrointestinal upset—making it easy to overlook. If Listeria spreads to the placenta, it can cause serious complications such as premature rupture of membranes, stillbirth, or severe infection in the newborn. Aside from bacterial concerns, deli meats are often high in sodium and contain nitrites, which some studies link to increased blood pressure. For most pregnant people, these issues are manageable with moderation, but anyone with pre‑eclampsia or hypertension should monitor sodium intake closely.
If you experience any of the following after eating Subway cold cuts, contact your provider promptly: fever above 100.4°F (38°C), severe headache, stiff neck, confusion, loss of balance, or signs of preterm labor (regular contractions before 37 weeks). These could indicate a serious infection that needs immediate evaluation.
Safer alternatives
Home‑cooked roasted turkey breast slices – freshly cooked, no bacterial risk.
Cooked chicken breast strips – low sodium, high protein.
Hard‑boiled eggs – nutrient‑dense and safe when fully cooked.
Canned tuna (heated to 165°F) – provides omega‑3s without raw fish concerns.
Grilled vegetable and hummus sandwich – plant‑based, fiber‑rich.
Avocado and cheese on whole‑grain bread – healthy fats and calcium.
Freshly prepared grilled chicken salad – versatile and low‑risk.
Related items — safety at a glance
Item
Verdict
One‑line note
Subway turkey breast
✅ Safe when heated
Lowest Listeria rates; heat to 165°F.
Subway ham
⚠️ Safe when heated
Higher nitrate content; limit portions.
Subway roast beef
✅ Safe when heated
Rare Listeria; still heat for peace of mind.
Subway chicken breast
✅ Safe when heated
Low bacterial risk; heat recommended.
Subway veggie patty
✅ Safe
Plant‑based, no Listeria, but watch allergens.
Subway tuna salad
⚠️ Safe when heated
May contain raw fish; heat thoroughly.
Subway steak
⚠️ Safe when heated
Less common; ensure hot throughout.
Myth vs. fact
Myth: All Subway cold cuts are unsafe for pregnancy.
Fact: Heated cold cuts are considered safe by ACOG and NHS; the risk lies in unheated deli meats.
Myth: You must avoid any deli meat if you’re pregnant.
Fact: The CDC recommends heating deli meats to 165°F, which effectively removes Listeria, allowing moderate consumption.
Myth: Listeria is only a concern with homemade foods.
Fact: Listeria can survive in commercially packaged cold cuts, including those from Subway, which is why heating is advised.
Key takeaways
Heat all Subway cold cuts to an internal temperature of 165°F (74°C) before eating.
Limit portions to 2‑3 ounces per day once heated; unheated cold cuts should be avoided, especially in the first trimester.
Turkey breast generally carries the lowest Listeria risk among Subway’s options.
If you have a weakened immune system, choose freshly cooked proteins over any cold cuts.
Watch for fever, stiff neck, or signs of preterm labor after consumption and contact your provider if they appear.
Frequently asked questions
Can I eat deli meat from Subway while pregnant?
Yes, as long as you heat the meat to 165°F before eating; this kills Listeria and aligns with ACOG and NHS recommendations.
Do Subway cold cuts contain listeria?
They can, because Listeria can survive in refrigerated, ready‑to‑eat meats; heating eliminates the bacteria, making them safe for most pregnant people.
Is it okay to eat Subway turkey during pregnancy?
Subway turkey is safe when heated to 165°F; it has a lower historical Listeria rate than ham, making it a preferable choice if you must eat cold cuts.
How should I heat Subway cold cuts to make them safe?
Microwave the sandwich for 30‑45 seconds or ask for an extra “toasted” step, ensuring the meat reaches an internal temperature of 165°F, verified with a food thermometer if possible.
What are the symptoms of listeria infection in pregnant women?
Early signs include fever, muscle aches, and mild gastrointestinal upset; more severe symptoms may involve headache, stiff neck, or signs of preterm labor, which require immediate medical attention.
Are there any safe sandwich options at Subway for pregnant women?
Yes—choose heated cold cuts, or opt for fully cooked alternatives like grilled chicken, roasted turkey, or veggie patty, paired with plenty of fresh veggies.
Can I eat Subway cold cuts if I'm in my second trimester?
Heating them to 165°F makes them safe in the second trimester; moderate portions (2‑3 oz) are acceptable.
Do I need to avoid all cold cuts during pregnancy?
You don’t need to avoid them entirely, but you should always heat them before consumption and limit portion sizes to reduce any residual risk.
When to call your doctor
If you develop any of the following after eating Subway cold cuts—fever above 100.4°F (38°C), severe headache, stiff neck, confusion, persistent vomiting, or signs of preterm labor such as regular contractions before 37 weeks—contact your obstetric provider or seek emergency care immediately. Even mild symptoms should be reported if you suspect listeria exposure, as early treatment can protect both you and your baby.
All information in this article is for educational purposes only and does not replace personalized medical advice. Always discuss your diet and any concerns with your healthcare provider.
References
American College of Obstetricians and Gynecologists. “Nutrition During Pregnancy.” 2023.
Centers for Disease Control and Prevention. “Listeria (listeriosis).” Updated 2022.
U.S. Food and Drug Administration. “Food Safety for Pregnant Women.” 2021.
National Health Service (UK). “Food safety – pregnancy.” 2022.
Food Safety and Inspection Service (FSIS). “Deli meats and Listeria.” 2020.
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When Shubhra Mishra was expecting her first child in 2016, she was overwhelmed by conflicting food advice — one site said yes, another said never. By the time her second baby arrived in 2019, she realized millions of mothers face the same confusion.
That sparked a five-year journey through clinical nutrition papers, cultural diets, and expert conversations — all leading to BumpBites: a calm, compassionate space where science meets everyday motherhood.
Her long-term vision is to build a global community ensuring safe, supported, and free deliveriesfor every mother — because no woman should face pregnancy alone or uninformed. 🌿
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