Testing the Abuse Liability of Hyper-palatable Foods

Inclusion Criteria:

* Adults 18+ years old
* High dietary intake of regular potato chips (HPF stimulus in the study), identified as \>=3 times per week via a standard dietary history questionnaire
* Like potato chips, the study-provided food (rating of \>6 out of 10 on visual analogue scale) and willing to consume them in the lab.

Exclusion Criteria:

* Currently prescribed medications for weight loss (e.g., Ozempic), attention deficit hyperactivity disorder, substance use disorder, or binge eating disorder
* Substance use disorder diagnosis in the past year (self-reported) or substantial consequences from substance use in the past year (score on Drug Abuse Screening Test-10 of 6 or higher)
* Eating disorder diagnosis in the past year
* Bariatric surgery in the past year
* Dietary allergies or restrictions to gluten
* Dietary allergies or restrictions to root vegetables
* Currently participating in a weight management treatment program or engaging in dietary modification to induce weight loss
* Trying to cut down on HPF intake
* Diagnosed smell or taste dysfunction
* Currently pregnant
* Diagnosed cognitive impairment (self-reported)