Effect of High Caloric Intake at Lunch Against Dinner on Weight Loss

Effect of High Caloric Intake at Lunch Against Dinner on Weight Loss of Overweight and Obese Women Attending a Weight Loss Program, a Randomized Clinical Trial

Status

Completed

Phases

Study type

Interventional

Source

ClinicalTrials.gov

Registry ID

NCT02399280

Enrollment

Registered

2015-03-26

Start date

2015-02-28

Completion date

2015-08-31

Last updated

2017-04-05

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Obesity, Overweight

Keywords

Meal pattern, weight loss, high caloric intake, Dinner, Lunch

Brief summary

The purpose of the present study is to evaluate the effect of consuming higher caloric intake at lunch in contrast to dinner on weight loss of obese and overweight female adults when they are in a multidisciplinary weight loss plan .

Interventions

BEHAVIORALLunch as main meal(LM)+ Diet

Subjects are asked to have high caloric intake at lunch and low caloric intake at dinner, while they are on a multidisciplinary weight loss plan for 12 weeks.

BEHAVIORALDinner as main meal(DM)+ Diet

Subjects are asked to have high caloric intake at dinner and low caloric intake at lunch, while they are on a multidisciplinary weight loss plan for 12 weeks.

Study design

Allocation

RANDOMIZED

Intervention model

PARALLEL

Primary purpose

TREATMENT

Masking

SINGLE (Subject)

Eligibility

Sex/Gender

FEMALE

Age

18 Years to 45 Years

Healthy volunteers

Yes

Inclusion criteria

* Must have Body mass index (BMI) between 27-35 kg/ m². * Must be able to have moderate exercise. * Must be interested to have weight loss.

Exclusion criteria

* Participating in a research project involving weight loss or physical activity in the previous six months. * Pregnancy or lactation during the previous 6 months, or planned pregnancy in the next six months. * Taking medication that could affect metabolism or change body weight. * Report heart problems, chest pain, and cancer within the last five years. * Smoking * Menopause * Diagnosis of any chronic disease such as fatty liver, cancer, chemo/radio therapy, heart disease, immune compromised conditions, abnormal thyroid hormone level.

Design outcomes

Primary

Measure	Time frame
weight loss	12 weeks

Secondary

Measure	Time frame
waist circumference	12 weeks
Fasting plasma glucose level	12 weeks
Lipid profiles	12 weeks
Insulin resistance(HOMA)	12 weeks
Body mass index	12 weeks

Countries

Iran

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Mar 12, 2026