| Food Categorya | Functional Average Price (n = 63)d | Conventional Average Price (n = 63) | Price Difference |
| Sweetened juices (n = 15)b | $1.79 | $1.39 | $0.40 |
| Seasonings (n = 8)b | $1.90 | $1.62 | $0.28 |
| Baked products (n = 17)b | $1.88 | $1.51 | $0.36 |
| Cheeses (n = 14)b | $2.52 | $1.62 | $0.90 |
| Sweetened and flavored yogurts (n = 16)c | $0.77 | $0.69 | $0.08 |
| Cereal bars (n = 9)b | $3.01 | $1.79 | $1.22 |
| Prepared meat (n = 9)b | $2.33 | $2.18 | $0.14 |
| Sweetened breakfast cereals (n = 16)b | $3.49 | $3.28 | $0.21 |
| Cookies (n = 22)b | $1.80 | $1.59 | $0.21 |
| Total (n = 126) | $2.34 | $1.87 | $0.47 |