Whole foods provide a variety of benefits, most notably substantially better nutrition, when compared to junk foods. A common misconception is that healthy food is more expensive than junk food; however, research shows that healthy foods can actually be cheaper options than junk foods. The single disadvantage of health foods is their lack of convenience when compared to fast foods and prepackaged junk foods in grocery stores. - See more at: http://www.livestrong.com/article/410164-advantages-disadvantages-of-healthy-food-vs-junk-food/#sthash.jvkNkmya.dpuf