Healthline notes that one banana comes in at about 100 to 110 calories with lots of fiber no fat and hardly any protein. This makes the natural carbohydrates in bananas feel like a clean energy source.
One of the strongest benefits backed by research is how bananas support heart health mainly because of their potassium. This mineral plays a big role in keeping your heart beating properly.
It helps your body flush out excess sodium through urine and relaxes blood vessel walls. Potassium also maintains fluid balance around your cells and supports normal muscle and nerve function including heart contractions.
Studies from the Cleveland Clinic link diets rich in potassium to lower blood pressure and a decreased risk of stroke. Since many of us get too much sodium and not enough potassium adding a banana daily can be a simple positive step.
Bananas are often recommended when you have an upset stomach as part of the BRAT diet but they offer more digestive benefits than that.
The fiber in bananas comes in two useful forms. Soluble fiber forms a gel in your system that slows digestion so you absorb nutrients better. Then there is resistant starch especially in greener bananas that acts as a prebiotic feeding good bacteria in your gut.
This process produces short chain fatty acids like butyrate which help reduce inflammation strengthen the gut lining and improve how well you absorb nutrients. The result can mean less bloating and constipation for many people.
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