Small changes, big impact: Reducing sodium intake for heart health
5/21/2026 by Madelyn Morris
Most Americans consume far more sodium than their bodies need and this excess can quietly harm their health over time. Sodium, a major component of salt, plays a vital role in nerve function, muscle contraction and fluid balance. However, consuming too much sodium increases the risk of high blood pressure, heart disease and stroke. High blood pressure often is called a “silent condition” due there being no obvious symptoms, but it causes dangerous strain on the heart.
Reducing sodium intake can have a positive impact on a person’s health, by helping to protect the heart and kidneys, in just a few weeks.
Sodium consumption: Recommendation vs. reality
The sodium intake for the average person in the U.S. is 3,300 milligrams or more per day. That is a significant difference from the amount recommended by the Dietary Guidelines for Americans, which is less than 2,300 milligrams per day — about 1 teaspoon of salt — and the American Heart Association’s recommended intake of less than 1,500 milligrams per day for increased heart protection.
Why reducing sodium can be challenging
Most dietary sodium does not come from a salt shaker. It comes from processed and restaurant foods such as bread, deli meats, canned soups, sauces, snack foods and prepared meals. Because sodium already is built into many foods, it can be difficult to recognize how much is consumed throughout the day. For this reason, public health organizations are encouraging gradual sodium reductions in the food supply, to help improve the population’s health.
Simple ways to reduce sodium
You can reduce sodium intake by:
- Choosing fresh or minimally processed foods. Fresh fruits, vegetables, whole grains and lean proteins naturally contain less sodium than packaged foods.
- Reading Nutrition Facts labels. Compare products and choose lower-sodium versions.
- Cooking at home more often. Home cooking allows for greater control over added sodium.
- Flavoring with herbs and spices. Garlic, citrus, pepper and herbs enhance taste without adding salt.
- Asking for no added salt when dining out. Choose menu items labeled “lower sodium.”
Making sodium changes that last
Reducing sodium does not mean eliminating flavor or enjoyment from food. Even small, gradual changes can lead to meaningful improvements in blood pressure and overall health. By becoming more aware of sodium sources and making intentional food choices, you can support heart health and lower your risk of chronic disease, one meal at a time.
Madelyn Morris graduated from the University of Wisconsin–Madison with a bachelor’s degree in nutritional sciences and dietetics. She is currently completing her master’s degree in clinical nutrition from UW-Madison alongside her internship at Mayo Clinic in Rochester, Minnesota. She has special interests in neonatal and pediatric nutrition support and looks forward to a career in clinical practice after graduation.