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If you’re looking for a simple, nutritious meal that supports heart health and fits into the DASH (Dietary Approaches to Stop Hypertension) diet, this mason jar tuna salad is a game changer. Packed with protein, fiber, and potassium-rich ingredients, it’s an ideal make-ahead lunch to help manage high blood pressure without sacrificing flavor.
Why This Tuna Salad is Heart-Healthy
Many store-bought salads and deli meals are loaded with sodium and preservatives. This homemade version is:
- Low in sodium (under 500 mg per serving)
- High in protein (26g per serving)
- Rich in fiber and essential nutrients like folate, potassium, magnesium, and vitamin A
- Meal-prep friendly – lasts up to 2 days in the fridge
Plus, it follows the DASH diet guidelines, which focus on eating more whole grains, vegetables, lean protein, and low-sodium options to help naturally lower blood pressure.
>>> Discover the best DASH diet books to help you enjoy low-sodium, heart-healthy eating with ease!
Heart-Healthy Tuna Salad in a Jar Recipe
Prep Time: 5 minutes
Total Time: 5 minutes
Serves: 1 serving
Ingredients
3 cups chopped kale (bite-sized pieces)
2 tablespoons honey-mustard vinaigrette (low sodium if available)
1 (2.5-ounce) pouch tuna in water (no salt added)
½ cup canned chickpeas, rinsed well
1 medium carrot, peeled and shredded
Instructions
- In a bowl, toss the chopped kale with honey-mustard vinaigrette until well coated.
- Transfer the dressed kale to a 1-quart mason jar.
- Layer the remaining ingredients on top in this order: tuna, chickpeas, shredded carrot.
- Screw the lid on tightly and refrigerate for up to 2 days.
To Serve:
Empty the contents into a bowl and toss everything together to distribute the dressing and flavors.
Nutrition Information (Per Serving) – 4 cups
Calories: 430
Total Fat: 23g
Sodium: 496mg
Total Carbohydrates: 30g
Sugars: 5g
Protein: 26g
Dietary fiber: 9g
Potassium: 884mg
Magnesium: 94mg
DASH Diet Benefits in Every Bite
Each ingredient was chosen for its health benefits:
- Kale – A leafy green high in potassium, which helps balance sodium levels.
- Tuna – Lean protein without added salt, supporting muscle health and satiety.
- Chickpeas – Full of fiber and plant-based protein, great for gut health and blood sugar control.
- Carrots – High in beta-carotene and vitamin A, good for immune function and vision.
- Low Sodium Vinaigrette – Adds tangy flavor without spiking your sodium intake.
Meal Prep Tip
Double or triple the recipe and prep a few jars at a time for grab-and-go weekday lunches. Shake, pour, and enjoy in under 5 minutes!
This Heart-Healthy Tuna Salad in a Jar is a flavorful and practical solution for anyone following the DASH diet or simply aiming to reduce sodium without giving up convenience. It’s proof that eating for your heart doesn’t have to be boring—or time-consuming.
