Three states received federal waivers to prohibit participants in food assistance programs from buying junk food, bringing the total to six states reforming their food stamp programs.

Families relying on SNAP benefits may need to adjust their shopping habits as new changes aim to improve public health and nutrition among low-income households.

USDA Secretary Brooke Rollins signed Gov. Sarah Huckabee Sanders' waiver Tuesday, banning the purchase of soft drinks and candy through the use of food stamps.