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The effect of raw red onion consumption on polycyctic ovary syndrome

The effect of raw red onion consumption on hormonal and metabolic parameters in overweight or obese patients with polycyctic ovary syndrome: a randomized clinical trial

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
IRCT
Registry ID
IRCT201105306652N1
Enrollment
64
Registered
2011-08-14
Start date
2011-06-22
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

Polycystic ovary syndrome. Polycystic ovary syndrome

Interventions

Intervention 1: Intervention group: usual diet plus less Liliaceous vegetables plus raw red onions (2 ×40-50 gr/ day for overweight and 2×50-60 gr/day for obese patients, one consumed with lunch and a
Treatment - Other
Intervention group: usual diet plus less Liliaceous vegetables plus raw red onions (2 ×40-50 gr/ day for overweight and 2×50-60 gr/day for obese patients, one consumed with lunch and another with dinn
control group: usual diet plus less Liliaceous vegetables plus raw red onions (2 ×10-15 gr/ day, one consumed with lunch and another with dinner) for 2 months

Sponsors

Vice-Chancellor for Research, Tabriz University of Medical Sciences
Lead Sponsor

Eligibility

Sex/Gender
Female
Age
17 Years to 37 Years

Inclusion criteria

Inclusion criteria: Inclusion criteria: Women diagnosed as PCOS by the Rotterdam consensus criteria (2003), age range: 17-37 years, 25<BMI<35, having insulin-resistance on screening, tendency to raw red onion consumption during the study, no tendency to pregnancy during the study, applying non-drug methods to prevent pregnancy during the study, low intake (<93g) of Liliaceaous vegetables Exclusion criteria: Any disease that affects metabolic parameters in this trial including Cushing's Syndrome, hypoglycemia, type I or II Diabetes, androgen secreting tumors or congenital adrenal hyperplasia, Hyperprolactinemia, hyperparathyroidism, thyroid disorders, gastrointestinal disorders (e.g. peptic ulcer), hypertension, anemia, Allergy, Asthma, cardiovascular, kidney, liver or pulmonary diseases, cancer, and any drug that affects glucose or insulin metabolism such as glucose-controlling drugs, contraceptives, glucocorticoids, anti-obesity drugs, multivitamins, beta-blockers (e.g. propranolol), anti-coagulants (e.g. Warfarin, Heparin? Clopidogrel), NSAIDS (e.g. Iboprofen and naproxen), Ginkgo biloba and omega3 at least 2 months before the onset of study, history of weight loss diet or a special diet during the

Exclusion criteria

Exclusion criteria:

Design outcomes

Primary

MeasureTime frame
Hormonal parameters. Timepoint: the onset and end of the study. Method of measurement: serum levels of total testosterone, free testosterone, 17-OH progesterone, 17-ß stradiol, pregnenolone, 17-OH pregnenolone, LH, FSH, DHEAS, androstenedione, SHBG.;Metabolic parameters. Timepoint: the onset and the end of the study. Method of measurement: serum levels of fasting glucose and fasting insulin.

Secondary

MeasureTime frame
Dietary pattern. Timepoint: the onset and end of the study. Method of measurement: 3-day food record and questinnaire of liliaceaous vegetables.;Obesity indices (waist circumference, BMI, Waist to hip ratio, and body composition). Timepoint: the onset and end of the study. Method of measurement: Waist circumference will be measured at a level midway between the lower rib margin and iliac crest with the tape all around the bare body in horizontal position without the pressure on the skin. BMI: weight (kg)/height (m) 2 WHR: waist circumference/hip circumference Body composition: Bioelectric impedance.

Countries

Iran (Islamic Republic of)

Contacts

Public ContactMaryam Saghafi Asl

Faculty of Health and Nutrition, Tabriz University Of Medical Sciences

nutrition_saghafi@yahoo.com+98 41 1335 7580

Outcome results

None listed

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