Many things have been written about potatoes being a weight-loss food. One certain thing is potatoes contain several nutrients – a little bit of everything you need. Potatoes are high in potassium which helps with blood pressure control. Eating white boiled potatoes will make you feel full and eat less of other foods. Allow your potatoes to cool for a while after boiling to form a high amount of resistant starch, a fiber-like substance that helps in weight loss.