Nearly half of American adults, roughly 122 million people, have high blood pressure, according to the Centers for Disease Control and Prevention, and diet is one of the most significant, and most controllable, contributors. While adding potassium-rich, heart-healthy foods matters, knowing which foods to limit is just as important, since certain everyday items are packed with far more sodium than most people realize.
The FDA notes that more than 70 percent of the sodium in a typical American diet comes from packaged and restaurant food, not the salt shaker at home, which means the foods on this list often carry more sodium than their taste alone would suggest.
Here are 14 foods and drinks worth limiting for healthier blood pressure, why each one is a concern, and a practical swap for each.
For a full week of meals built around these swaps, see our 7-Day High Blood Pressure Diet Meal Plan or the 7-day DASH diet meal plan for weight loss, and pair these swaps with more of the 15 foods that lower blood pressure naturally.
Why Sodium Matters So Much
Excess sodium causes the body to retain extra fluid, which increases blood volume and, in turn, the pressure on artery walls. The American Heart Association recommends most adults limit sodium to 1,500mg per day for the greatest blood pressure benefit, well below the roughly 3,400mg the average American actually consumes.
1. Table Salt and Salty Seasonings
A single teaspoon of table salt contains nearly the entire recommended daily sodium limit, and it’s often added at multiple points in a meal, while cooking, at the table, and in pre-mixed seasoning blends.
| Concern | Per 1 tsp salt |
|---|---|
| Sodium | ~2,300mg |
Swap for: Herbs, garlic, citrus, and salt-free spice blends to build flavor.
2. Deli and Cured Meats
Ham, salami, bacon, and other deli meats are cured with sodium as a preservation method, making them some of the highest-sodium proteins in a typical grocery store.
| Concern | Per 2 oz deli meat |
|---|---|
| Sodium | ~500-700mg |
Swap for: Freshly roasted or grilled chicken, turkey, or fish, sliced for sandwiches.
3. Canned Soups
Most canned soups are heavily salted to boost flavor and extend shelf life, and a single serving can contain close to a full day’s recommended sodium limit on its own.
| Concern | Per 1 cup |
|---|---|
| Sodium | ~700-900mg |
Swap for: Homemade soup, or a low-sodium canned variety with herbs added for flavor.
4. Pickled Foods
Pickles, olives, and other pickled vegetables are preserved in a salt brine, which means even small servings can add a surprising amount of sodium to a meal.
| Concern | Per 1 medium pickle |
|---|---|
| Sodium | ~570mg |
Swap for: Fresh cucumber slices, or a small portion of a low-sodium pickled option.
5. Frozen Dinners
Frozen meals are convenient, but the FDA notes packaged convenience meals are consistently among the highest-sodium categories in the grocery store, often exceeding half a day’s limit in one serving.
| Concern | Per typical meal |
|---|---|
| Sodium | Often 700-1,200mg |
Swap for: Home-cooked, portioned meals prepped ahead for busy nights.
6. Soy Sauce and Condiments
Soy sauce, teriyaki sauce, and many bottled condiments pack a large amount of sodium into just a tablespoon or two, often without much thought given to how quickly it adds up.
| Concern | Per 1 tbsp soy sauce |
|---|---|
| Sodium | ~900mg |
Swap for: Low-sodium soy sauce, rice vinegar, ginger, and garlic for flavor.
7. Fast Food
Fast food meals typically combine sodium from multiple sources, the bun, the sauce, the seasoning, the cheese, stacking up quickly into one of the single highest-sodium meals most people eat regularly.
| Concern | Typical combo meal |
|---|---|
| Sodium | Often 1,500mg+ |
Swap for: A home-prepped grilled protein, vegetable, and whole grain bowl.
8. Alcohol
The CDC notes that regular or excessive alcohol intake can raise blood pressure directly, independent of any sodium content in mixers or accompanying snacks.
| Concern | Recommended limit |
|---|---|
| Alcohol | Moderate intake, per provider guidance |
Swap for: Sparkling water with citrus, or a non-alcoholic alternative.
9. Sugary Drinks
Sugar-sweetened beverages are linked to weight gain and, independently, to higher blood pressure over time, according to research the American Heart Association cites in its dietary guidance.
| Concern | Per 12 oz soda |
|---|---|
| Added Sugar | ~39g |
Swap for: Sparkling water with a splash of citrus, or unsweetened iced tea.
10. Packaged Baked Goods
Many packaged breads, crackers, and baked snacks contain more sodium than expected, since sodium is used as a preservative and dough conditioner in addition to a flavoring agent.
| Concern | Per 2 slices bread |
|---|---|
| Sodium | ~230-350mg |
Swap for: Lower-sodium whole grain bread, checking labels for options under 150mg per slice.
11. Cheese
Many cheeses, especially processed and aged varieties, are significant sodium sources, since salt is used both for flavor and as part of the preservation process.
| Concern | Per 1 oz processed cheese |
|---|---|
| Sodium | ~340-450mg |
Swap for: Fresh, low-sodium cheeses like mozzarella or Swiss, used in moderate portions.
12. Ketchup and Bottled Sauces
Ketchup, barbecue sauce, and similar condiments are typically high in both sodium and added sugar, a combination that compounds blood pressure concerns rather than addressing just one.
| Concern | Per 2 tbsp ketchup |
|---|---|
| Sodium | ~320mg |
Swap for: Fresh salsa, mustard, or homemade sauces with herbs and spices.
13. Energy Drinks
Beyond caffeine, many energy drinks also contain added sugar and, in some cases, sodium, all of which can contribute to short-term blood pressure spikes, particularly when consumed regularly.
| Concern | Per 8 oz can |
|---|---|
| Caffeine | ~80-160mg |
Swap for: Green tea, or water with a splash of fruit juice for a natural energy lift.
14. Instant Noodles and Ramen Seasoning Packets
The seasoning packets included with instant noodles are extremely concentrated sodium sources, often containing close to a full day’s limit in a single small packet.
| Concern | Per 1 packet |
|---|---|
| Sodium | ~1,700-1,900mg |
Swap for: Plain noodles seasoned yourself with garlic, ginger, and a small amount of low-sodium broth.
Reading Labels for Hidden Sodium
The FDA recommends looking beyond taste alone, since many high-sodium foods, like bread and cereal, don’t taste salty. Checking the Nutrition Facts label for sodium per serving, and being mindful of how many servings you’re actually eating, is one of the most reliable ways to catch hidden sodium before it adds up.
Frequently Asked Questions
How much sodium should I eat per day? The American Heart Association recommends an ideal limit of 1,500mg per day for most adults with high blood pressure, and no more than 2,300mg for the general population.
Is sea salt healthier than table salt? Not meaningfully. Sea salt and table salt contain roughly the same amount of sodium by weight, despite marketing that suggests otherwise.
Can cutting sodium alone lower blood pressure? For many people, yes, though pairing sodium reduction with potassium-rich foods tends to produce a larger effect than either change alone.
The Bottom Line
Most excess sodium in the average diet comes from packaged, processed, and restaurant foods rather than the salt shaker at home, which means label-reading and simple swaps, fresh instead of cured, homemade instead of packaged, matter more than most people expect. Limiting the foods above while building meals around potassium-rich produce is one of the most effective, well-supported dietary strategies for supporting healthy blood pressure.
This article is for informational purposes only and is not a substitute for professional medical advice. Please consult your healthcare provider before making significant changes to your diet, especially if you are managing high blood pressure or taking medication.
