The effect of vitamin D on inflammatory changes during exercise

The effect of vitamin D in comparison with normal saline on the inflammatory changes and some biochemical factors during a weight training session in bodybuilders

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

IRCT

Registry ID

IRCT2015102524699N1

Enrollment

Registered

2016-05-08

Start date

2015-08-14

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

Inflammatory conditions. Abnormal immunological finding in serum, unspecified

Interventions

Intervention 1: Injection of vitaminD3, 300,000 international units, darou pakhsh, iran, batch No: 932. Intervention 2: Injection of normal saline.

Treatment - Drugs

Placebo

Injection of vitaminD3, 300,000 international units, darou pakhsh, iran, batch No: 932

Injection of normal saline

Eligibility

Sex/Gender

Male

Age

20 Years to 30 Years

Inclusion criteria

Inclusion criteria: Inclusion criteria: Male athletes aged 20 to 30 years; training for approximately 2 years; percentage of body fat in the normal range; without cardiovascular disease and muscular damage Exclusion criteria: weight loss diet over the past month, consumption of any dietary and sport supplements 8 weeks before the study, having acute and chronic illnesses, smoking

Exclusion criteria

Exclusion criteria:

Design outcomes

Primary

Measure	Time frame
Tumor necrosis factor alpha. Timepoint: Before workout; immediately after workout; one hour after workout. Method of measurement: ELISA - pg/ml.;Interleukin 10. Timepoint: Before workout; immediately after workout; one hour after workout. Method of measurement: ELISA - pg/ml.;Interleukin 6. Timepoint: Before workout; immediately after workout; one hour after workout. Method of measurement: ELISA - pg/ml.;Insulin. Timepoint: Before workout; immediately after workout; one hour after workout. Method of measurement: ELISA - mcU/ml.;C-peptide. Timepoint: Before workout; immediately after workout; one hour after workout. Method of measurement: ELISA - ng/ml.;Vitamin D. Timepoint: Before intervention; before workout. Method of measurement: ELISA - ng/ml.;Creatine kinase. Timepoint: Before workout; immediately after workout; one hour after workout. Method of measurement: Enzymatic method - U/L.;Lactate dehydrogenase. Timepoint: Before workout; immediately after workout; one hour after workout. Method of measurement: Enzymatic method - U/L.;Blood sugar. Timepoint: Before workout; immediately after workout; one hour after workout. Method of measurement: Enzymatic method - mg/dl.;Percentage body fat. Timepoint: Before workout. Method of measurement: Body fat Analyzer.;Blood pressure. Timepoint: Before workout; immediately after workout; one hour after workout. Method of measurement: Blood pressure machine.	—

Measure

Time frame

Tumor necrosis factor alpha. Timepoint: Before workout; immediately after workout; one hour after workout. Method of measurement: ELISA - pg/ml.;Interleukin 10. Timepoint: Before workout; immediately after workout; one hour after workout. Method of measurement: ELISA - pg/ml.;Interleukin 6. Timepoint: Before workout; immediately after workout; one hour after workout. Method of measurement: ELISA - pg/ml.;Insulin. Timepoint: Before workout; immediately after workout; one hour after workout. Method of measurement: ELISA - mcU/ml.;C-peptide. Timepoint: Before workout; immediately after workout; one hour after workout. Method of measurement: ELISA - ng/ml.;Vitamin D. Timepoint: Before intervention; before workout. Method of measurement: ELISA - ng/ml.;Creatine kinase. Timepoint: Before workout; immediately after workout; one hour after workout. Method of measurement: Enzymatic method - U/L.;Lactate dehydrogenase. Timepoint: Before workout; immediately after workout; one hour after workout. Method of measurement: Enzymatic method - U/L.;Blood sugar. Timepoint: Before workout; immediately after workout; one hour after workout. Method of measurement: Enzymatic method - mg/dl.;Percentage body fat. Timepoint: Before workout. Method of measurement: Body fat Analyzer.;Blood pressure. Timepoint: Before workout; immediately after workout; one hour after workout. Method of measurement: Blood pressure machine.

—

Countries

Iran (Islamic Republic of)

Contacts

Public ContactDr. Seyyed Ali Mard

Ahvaz Jundishapur University of Medical Sciences

alimard77@gmail.com+98 916 611 8532

Outcome results

None listed

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