Jackfruit seeds are part of the jackfruit plant waste that is still underutilized. Jackfruit seeds potentially used as adsorbent due to its high carbohydrate content. Several research have attempted to employ jackfruit seeds in the form of powder and carbon to adsorb malachite green dye, methyl violet 2B dye and metal ion cadmium. The aim of this study was to analyze and compare the adsorption …