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Effect of supplementation with melatonin (a hormone secreted by the gland in the human body that regulates the sleep cycle) in obese patients on a diet with reduced caloric intake

Effect of melatonin on weight loss and on selected parameters of oxidative stress and inflammation state in subjects with class I and class II obesity on a calorie-restricted diet

Status
Unknown
Phases
Unknown
Study type
Interventional
Source
CTRI
Registry ID
CTRI/2017/07/009093
Enrollment
30
Registered
2017-07-21
Start date
Unknown
Completion date
Unknown
Last updated
2021-11-24

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

Conditions

None listed

Interventions

Intervention1: melatonin, calorie-restricted diet: 1 arm 10 mg OD 1 hr before bedtime for 30 days, diet: 1000â??1200 kcal/day for women and 1400â??1600 kcal/day for men Control Intervention1: placebo,

Sponsors

Karolina Szewczyk Golec
Lead Sponsor

Eligibility

Inclusion criteria

Inclusion criteria: obesity due to excess calories (E66.0) according to the International Classification of Diseases, 10th Revision Body Mass Index (BMI) equal to or greater than 30 kg/m2 signed written informed consent healthy as determined by medical history and laboratory examination performed one day before admission day

Exclusion criteria

Exclusion criteria: metabolic syndrome according to the WHO criteria addiction to alcohol and/or tobacco diabetes mellitus primary hypertension ischemic heart disease history of stroke renal failure cancer other conditions of known free radical etiology

Design outcomes

Primary

MeasureTime frame
1. changes in body weight (kilograms), body mass index, waist and hip circumferences 2. changes in the oxidative stress parameters measured using biochemical analysis (Elisa/Essay techniques) 3. glycaemic, lipaemic, and inflammatory responses measured using biochemical analysis (Elisa/Essay techniques) 4. modifications in the plasma adipokine levels measured using Elisa techniques Timepoint: at baseline and 30 days of treatment

Secondary

MeasureTime frame
effect of a calorie-restricted diet on the plasma melatonin morning levels measured using Elisa techniqueTimepoint: 30 days

Countries

Poland

Contacts

Public ContactKarolina Szewczyk Golec

L. Rydygier Medical College in Bydgoszcz Nicolaus Copernicus University in Torun, Poland

kizbiolog@cm.umk.pl48525853737

Outcome results

None listed

Source: CTRI (via WHO ICTRP) · Data processed: Feb 27, 2026