Low-sodium Diet

Definition

A low-sodium diet is one that limits salt intake in order to prevent high blood pressure and other related health issues.

Scientific / Technical Definition

A low-sodium diet involves reducing daily consumption of sodium chloride, typically to less than 2,300 milligrams, to mitigate cardiovascular risks and manage conditions such as hypertension and heart disease. This type of diet emphasizes fresh fruits, vegetables, and low-sodium alternatives to processed foods.

Benefits

• Helps lower blood pressure
• Reduces risk of heart disease
• May decrease risk of stroke
• Improves kidney function
• May prevent fluid retention

Examples

• Fresh fruits and vegetables
• Unsalted nuts and seeds
• Lean meats prepared without added salt
• Low-sodium soups and broths
• Herbs and spices instead of salt for flavor

Additional Information

• Known issues: Consuming too little sodium may lead to hyponatremia, especially in older adults, causing symptoms like confusion, muscle cramps, and fatigue.

Related Terms

• Sodium
• Hypertension
• Heart Disease
• Dietary Guidelines

References

• Dietary Guidelines for Americans
• Sodium and Salt Intake Guidelines