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Eating better for less: a national discount program for healthy food purchases in South Africa
Ruopeng An1, Deepak Patel, Darren Segal
1RAND Corporation and Pardee RAND Graduate School, Santa Monica, CA, USA. ran@rand.org
Objectives:
To examine whether reducing prices for healthy food purchases leads to changes in self-reported measures of food consumption and weight status.
Methods:
Repeated surveys of about 350,000 HealthyFood participants and nonparticipants.
Results:
Program participation is associated with more consumption of fruits/vegetables and whole-grain foods and less consumption of high sugar/salt foods, fried foods, processed meats, and fast food. There is no strong evidence that participation reduces obesity.
Conclusions:
A substantial price intervention might be effective in improving diets.
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