Gearhardt, A. N., et al. (2013). Preliminary validation of the Yale Food Addiction Scale for children. Eat Behav, 14(4), 508–512. https://doi.org/10.1016/j.eatbeh.2013.07.002
From the validation study’s abstract: “If highly processed foods also have addictive potential, children may be more susceptible to this effect than adults due to neural and psychological vulnerabilities.”