Table 1.

Experimental timeline.

Phase	Duration	Procedure
Pavlovian conditioning	8 days	Cue1 → Outcome1 Cue2 → Outcome2
Instrumental training	11 days	Response1 → Outcome1 Response2 → Outcome2
Diet exposure	6 weeks	Control, intermittent or ad libitum exposure
Mild food restriction	3 days	14 h chow per day
Outcome devaluation test 1	1 day	Sated on Outcome1, both levers extended, no outcomes
Outcome devaluation test 2	1 day	Sated on Outcome2, both levers extended, no outcomes
PIT test	1 day	Cue1 and Cue2 present, both levers extended, no outcomes