User blog comment:Miskos3/Fairy Tail 537: The Power of Life, Review/@comment-26184007-20170526151859/@comment-5303512-20170526200111

No, Natsu generally eats fire, as long as fire is made, he eats it, while Acnologia it's magic, curses are not qualified as magic, Acnologia doesn't even eat non magical matter too.