Acidic body can consume certain alkaline food to improve the acidic body, but most people think that something that tastes sour is an acidic food. In fact, the acidity and alkalinity of food is not simply determined by taste. The so-called food acidity and alkalinity refers to whether the inorganic salts in food are acidic or alkaline. The acidity and alkalinity of food depends on the type of minerals contained in the food, and the ratio of the amount of content. Generally, potassium, sodium, calcium, magnesium, iron into the body, showing an alkaline reaction, while phosphorus, chlorine, sulfur into the body showing an acidic reaction, acidic food is mainly divided into vegetables and fruits, seaweed, nuts, as well as sprouted cereals, beans, etc..