Most of the taro is water and contains nutrients such as proteins, carbohydrates, fats, calcium, phosphorus, vitamins, plant fibres, mucous proteins and a large quantity of glucose. It is alkaline food and is often eaten to help balance acid in humans and to maintain human health; it is a low fat, low-calorie food that is desirable for women to maintain body sizes and diets, and contains large amounts of plant fibre that can contribute to gastrointestinal creeping, reduced fat absorption, intestines, decomposition and constipation。