Impact of Cognitive Dietary Restraint on Perceived Stress, Appetite Sensations, Food Cravings During Energy Restriction
Overweight

About this trial
This is an interventional prevention trial for Overweight focused on measuring Women, Caloric restriction, Cognitive dietary restraint, Eating behaviours, Food habits, Appetite sensations, Stress, Weight management
Eligibility Criteria
Inclusion Criteria:
- Premenopausal women (age between 20 to 50 years) from de Quebec City metropolitan area
- Have at least one child (2 to 19 years) living at home
- Body mass index between 25 and 45 kg/m2
- Stable body weight (+/- 2,5 kg) for at least 3 months before the beginning of the study
Exclusion Criteria:
- Women with endocrine disorders, cardiovascular events and type 2 diabetes
- Women with medication that could affect dependent variables measured (namely medication affecting appetite)
- Smokers
- Women with food allergies or food aversion that could impede compliance to the diet
- Pregnant and lactating women
- Women with psychiatric disorders or eating disorders (e.g. bulimia)
Sites / Locations
- Institute of Nutrition and Functional Foods (INAF), Laval University
Arms of the Study
Arm 1
Arm 2
Experimental
Experimental
Energy restriction plus CDR group
Energy restriction without CDR group
Subjects will receive a reduced-calorie low energy density diet which will provide 85% of their energy needs for a period of 4 weeks. They will be told that they are on a low-calorie diet and strategies to increase CDR will be used.
Subjects will receive a reduced-calorie low energy density diet which will provide 85% of their energy needs for a period of 4 weeks. To have a condition of energy restriction without CDR, they will not be told that they are on a low-calorie diet and non-restrictive messages will be used.