Arrowroot is chiefly valuable as an easily digested starch. Arrowroot is a starch rich underground creeping rhizome. Its powder is one of nature's finest carbohydrates. The rhizomes of arrowroot are widely used in herbal remedies and healthy foods. Arrowroot is a very nutritious diet for people suffering from certain chronic diseases. So that the rhizome of arrowroot was chosen for chemical analysis. Firstly, it was checked for qualitative tests of sugar, carbohydrate and starch contents. In addition, quantitative tests for carbohydrate, fat, ash, moisture, protein and crude fibre in rhizome of arrowroot were determined. Finally, the mineral contents were determined by using EDXRF spectroscopy