Effects of transcranial direct current stimulation (tDCS) on appetite

Preparing effects of transcranial direct current stimulation (tDCS) on appetite, food craving, food intake, and Body mass index of patients with obesity before weight reduction diet

Status

Recruiting

Phases

Unknown

Study type

Interventional

Source

IRCT

Registry ID

IRCT2015112916465N5

Enrollment

Registered

2015-12-09

Start date

2016-05-21

Completion date

Unknown

Last updated

2018-02-22

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

Conditions

Condition 1: Obesity. Condition 2: Over weight. Obesity due to excess calories Obesity, unspecified

Interventions

Intervention 1: Intervention group: active electrical stimulation (active tDCS) protocol (2 mA, 20 minutes, 10 sessions) (first phase) and then a weight loss diet minus 500 kcal of normal intake (pha

Treatment - Other

Intervention group: active electrical stimulation (active tDCS) protocol (2 mA, 20 minutes, 10 sessions) (first phase) and then a weight loss diet minus 500 kcal of normal intake (phase II)

Control group: inactive stimulating (sham) ramp-up and ramp down for 10 seconds, then 20 minutes lag, 10 sessions) (first phase) and then a weight loss diet minus 500 kcal of normal intake(phase II)

Eligibility

Sex/Gender

All

Age

18 Years to 50 Years

Inclusion criteria

Inclusion criteria: Inclusion criteria: age 18 to 50 years; BMI=25; sign the consent form Exclusion riteria: Subjects who are taking antidepressants. As well as severe depression, psychotic depression or with suicidal thoughts, according to the criteria of DSM V and SADS Interview; Glucocorticoid anti-inflammatory steroid; Subjects who take medication to reduce appetite or weight; Diabetes medication or insulin injection; Subjects with heart disease or hypercholesterolemia who uses medications (Statines, fiberate, diuretics); Subjects on oral anti-inflammatory drugs, corticosteroids, or any medicine that decrease or increase weight; Hormonal Contraceptives; pregnancy and lactation; Menopause; severe mental disorders, bipolar disorder and schizophrenia, etc.

Exclusion criteria

Exclusion criteria:

Design outcomes

Primary

Measure	Time frame
Weight. Timepoint: weaks 0, 2, 4, 8. Method of measurement: Using scale in kg measuring in standard situation.	—

Secondary

Measure	Time frame
Appetite. Timepoint: 0-2-4-8 weeks. Method of measurement: Visual analoge rating scale.;Food craving. Timepoint: 0-2-4-8 weeks. Method of measurement: Food Craving Questionnaire (FCQ).	—

Countries

Iran (Islamic Republic of)

Contacts

Public ContactSeyed-Ali Mostafavi

Tehran University of Medical Sciences

mostafavi.n80@hotmail.com+98 21 5541 3540

Outcome results

None listed

Source: IRCT (via WHO ICTRP) · Data processed: Feb 4, 2026