Board Thread:Naruto Discussions/@comment-26773508-20150905054531/@comment-25506982-20150905111824

Let's not forget that Minato sealed the rest of his and Kushina's chakra inside of Naruto. Pretty much when all of your chakra's drained, you only have so much time left. And simply put, Naruto wouldn't be Naruto if Kushina and Minato was still alive.