Cost can be a barrier to nutritious food. So can confusion about what actually constitutes nutritious food. Put the two together, and there can be confusion about the relationship between food cost and nutrition — and that in turn can be costly — both to the quality of our diets and to our health. So, too, can a misguided (or obsolete) concept of food value — the ratio of cost to quality.
The conventional wisdom is that more nutritious food costs more. This position is well supported by a large volume of peer-reviewed publications, to which yet another was just added. A study recently published in Health Affairs indicates that people who spend more on their food do a better job approximating federal dietary guidelines. More