product packaging factory in Indramayu Regency. This waste has high availability, low price and sufficient nutrient. The proximate analysis on mackerel tuna waste find that it contains protein 38.54%, water 75.91%, ash 9.47%, fat 12.75%, fiber 0.00%, ETN 39.24%, a 0.67%, P 0.08% and gross energy of 4681 kcal.