• What Costs More: a Healthy or Unhealthy Diet?

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    Ultimately, the long-term cost of eating an unhealthy diet is likely to include an array of medical problems, but a new study suggests that in the short-term, a healthy diet costs less than a few dollars extra each day.

    The healthiest diets cost about $1.50 more per day than the least healthy diets, according to new research from Harvard School of Public Health (HSPH). The finding is based on the most comprehensive examination to date comparing prices of healthy foods and diet patterns vs. less healthy ones.

    The study will be published online December 5, 2013 in BMJ (British Medical Journal) Open.

    “People often say that healthier foods are more expensive, and that such costs strongly limit better diet habits,” said lead author Mayuree Rao, a junior research fellow in the Department of Epidemiology at HSPH. “But, until now, the scientific evidence for this idea has not been systematically evaluated, nor have the actual differences in cost been characterized.”

    To address this question, the HSPH researchers conducted a meta-analysis of 27 existing studies from 10 high-income countries that included price data for individual foods and for healthier vs. less healthy diets. They …

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    Staff Writer

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