text: what can make bread stay longer before it grown by fungus? can "aloe vera" do? in indonesian: apakah yang bisa membuat roti tahan lama tanpa ditumbuhi jamur? kalok lidah buaya bisa? bread contains yeast which is used to ferment the flour. because it contains yeast it must grow fungus after sometime. you can only prolong its life by bringing down its temperature by storing it in a cool place.