The popular belief is that the food with the most potassium is the banana, but nothing could be more wrong. The potato with skin contains significantly more potassium, 421mg per 100g of product, and is rich in carbohydrates and B vitamins, compared to 350mg per 100g of banana. Potassium is considered a key nutrient in helping to control blood pressure, keep our heart rate stable, support nervous system function and help muscles contract properly. The recommended daily allowance is 3.5 grams per day, according to the WHO, Doses that the population does not usually consume, but instead consumes excessive sodium and this imbalance increases the risk of hypertension and cardiovascular problems, something that can be reversed with a right diet. Furthermore, the potato has the advantage of being an economical food that can be cooked in a thousand ways… for all these reasons, the potato should be a basic food in our Mediterranean diet.