If i take losartan (100mg) is it ok to have a banana or two during the day? i read where you're not supposed to take a potassium supplement with.

Losartan and fruit: Losartan will reduce the presence of aldosterone in your body just a bit - not majorly; aldosterone is the hormone responsible for potassium elimination by the kidney. If your kidney functions are normal or close to normal, then you have very little reason to be concerned; you may eat fruit that contains potassium; if you have diabetes as well, then potassium retention is a larger concern.

Yes : The potassium in a banana is lot less than any over counter supplement. U should be more careful of processed foods and drinks, especially the low sodium ones as they tend to have more potassium in them. Also be wary of salt substitute or Mrs Dash like products.

Yes: Although a good source of dietary Potassium, Bananas will not significantly affect your serum K+.