Overweight and obese individuals. Nutritional, Metabolic, Endocrine Obesity
Conditions
Interventions
Experimental group: Energy restriction of approximately -700 kcal/day during 15 weeks. Daily consumption of a multi-vitamin supplement during 15 weeks.
Control group: Energy restriction of approximate
Sponsors
Laval University, Quebec (Canada)
Eligibility
Sex/Gender
Female
Inclusion criteria
Inclusion criteria: 1. Body Mass Index (BMI) between 30 kg/m^2 and 40 kg/m^2 2. Aged 23 - 47 years old, non-menopaused women 3. Weight circumference of 90 4. Stable body weight during 6 months prior to study 5. Non-smoking 6. Sedentary (less than 1 hour/week of continuous physical activity)
Exclusion criteria
Exclusion criteria: 1. Abnormal blood pressure values 2. Use of medication that could potentially interfere with the study's objectives 3. Consumption of vitamin and mineral supplements 6 months prior the beginning of the study
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Accentuated body weight and fat mass loss in multivitamin and mineral supplemented group. | — |
Secondary
| Measure | Time frame |
|---|---|
| 1. Attenuation of the reduction in daily and resting energy expenditure following body weight loss in the multi-vitamin supplemented group 2. Attenuation of the decrease in fat oxidation following body weight loss in the multi-vitamin supplemented group 3. Attenuation of the increase in appetite-related variables and energy intake following energy deficit and body weight loss in the multi-vitamin supplemented group 4. Decrease in energy expenditure following body weight loss, which will be accompanied by an increase in organochlorine plasma concentration | — |
Countries
Canada
Outcome results
None listed