This research aims Processing and determination of citric acid from 2 different samples dried jackfruit seeds. Dried fruit and seeds Infected by the Spurs XI Dallas Niger 1-6 in a state controlled by diet shake and shake the analysis of Chromatographic Lithography paper. And titration The moisture content of the samples showed that the wood grain moisture content than the fruit. From the production and analysis of citric acid from jackfruit seeds dry. Dried fruit and seeds With fungus at Spurs XI Dallas Niger analysis by titration jackfruit seeds dry. Dried fruit and seeds found Optimization of the production of citric acid is a state that does not shake. When using dried jackfruit seeds Dried fruit and seeds that amounts to 10.00 citric acid than the amount of 15.00. The food is dried jackfruit seeds. Dried fruit and seeds of the same amount. When a good sugar - glucose to the citric acid better than sugar - glucose. Qualitative Analysis By Paper Chromatography Lithography paper. Found that compounds found in fermented as citric acid. And crystallized citric acid could not be crystallized. The wort is not concentrated enough to crystallize citric acid.