Seven all purpose diets coded treatment A to G containing 0% to 2.5% palm oil and 20% tannia tuber meal were compared in an experiment done at Gregorio Araneta University Foundation Experimental Station in the Philippines, using 210 unsexes (Sanders) one – day – oil broiler chicks. The chicks were raised in 21-slated poultry pens (10 birds/pen) of 85 x 117 x 27cm in length, width and height, respectively and the pen temperature (T oF) maintained between 95 oF and 65 oF according to the ages of the birds. The chicks were fed for 49 days. Improvement on production criteria were observed (P