Conventionally, fruits and vegetables have been the major source of micronutrients. However, with the rising availability of nutritional supplements, U.S. consumers no longer need to rely on food alone for their nutritional needs. Time-pressured consumers with limited cooking skills and...

There is a common perception that healthy food costs more than less healthy food. In this study we use a demand model for diet quality, rather than the quantity of food. Since in our data, total daily cost and diet quality are both calculated from the foods chosen, we account for the fact that...

An important ongoing debate in the literature is whether or not the relationship between food price per kilocalorie and energy density is real or spurious. No closure has come on this debate because no formal statistical tests have been performed. Rather, the arguments against a real...

The latest Dietary Guidelines for Americans recommend that half of all daily grain servings be whole grains. Meeting the new guidelines may be a tall order for most Americans. Targeting nutrition messages that educate people on how to comply with these new recommendations requires a solid...

The Low-Cost, Moderate-Cost, and Liberal Food Plans represent nutritious diets at various costs. This revision of the market baskets of each food plan using a mathematical optimization model reflects recent changes in dietary guidance and incorporates updated information on food composition,...

Data from NHANES are used to analyze the effect of the WIC program on the health of U.S. preschool children's health. A household health production model shows that WIC does improve the health of children, along with a higher poverty income ratio. Region of the country or county is also significant.

We examine the association between food expenditure and overall diet quality using a model where we assumed dietary quality is a function of health conditions, life style choices, total food expenditures, and socio-economic status. We use cross-sectional data from the National Health and...

The Thrifty Food Plan (TFP) adapts a national average price and stipulates that all foods should be prepared at home (FAH). Our purpose was to calculate the TFP with regional prices and add Food Away From Home (FAFH) into the TFP model. Measures were calculated and compared across the TFP, the...