Trends and Disparities in Diet Quality Among US Adults by Supplemental Nutrition Assistance Program Participation Status

Year Published: 2018


JAMA Netw Open


Fang Fang Zhang, MD, PhD, Junxiu Liu, PhD, Colin D. Rehm, PhD, Parke Wilde, PhD, Jerold R. Mande, MPH, and Dariush Mozaffarian, MD, DrPH


This survey study examined 38,696 US adults, 6,162 of which where SNAP participants. Authors looked at the relationship between SNAP participation (representing low-income) and diet quality.

Key Findings

Key Findings: SNAP participants had the lowest consumption of nuts, legumes, fruits, and vegetables. SNAP participation did not increase diet scores over time. Authors suggested that access to healthy foods like nuts may be limited for SNAP participants.