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Effect of 1000 and 50,000 IU vitamin D on serum calcium and vitamin D

Effect of 1000 and 50000 IU vitamin D supplement on serum calcium and vitamin D in adults with vitamin D deficiency

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
IRCT
Registry ID
IRCT20180214038730N1
Enrollment
120
Registered
2018-05-30
Start date
2018-02-15
Completion date
Unknown
Last updated
2018-06-18

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

Conditions

vitamin D deficiency. Vitamin D deficiency

Interventions

Intervention 1: first intervention group: 1000 IU/day vitamin D and placebo of 50000 IU/month vitamin D. Intervention 2: second intervention group: 50000 IU/month vitamin D and placebo of 1000 IU/day

Sponsors

Shiraz University of Medical Sciences
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to 50 Years

Inclusion criteria

Inclusion criteria: having light or moderate physical activity willingness to cooperate those whose serum vitamin D were below 30 ng/ml in screening

Exclusion criteria

Exclusion criteria: people who have used calcium and vitamin D supplements in the last 2 months having liver and kidney failure having Steatorrhea having atherosclerosis using medications that affect vitamin D metabolism, such as parathormone, estrogen and calcitonin having sarcoidosis, hyperparathyroidism, renal diseases and histoplasmosis

Design outcomes

Primary

MeasureTime frame
Serum vitamin D level. Timepoint: at the beginning(before intervention), 61st day after intervention. Method of measurement: Autoanalizer device.

Secondary

MeasureTime frame
Parathyroid hormones. Timepoint: before the intervention , 61st day after intervention. Method of measurement: auto-analyser device.;Serum calcium level. Timepoint: before the intervention , 61st day after intervention. Method of measurement: auto-analyser device.;Serum phosphorus level. Timepoint: before the intervention , 61st day after intervention. Method of measurement: auto-analyser device.;Fibroblast growth factor 23. Timepoint: before the intervention , 61st day after intervention. Method of measurement: ELISA method.

Countries

Iran (Islamic Republic of)

Contacts

Public ContactMasoume Akhlaghi

Shiraz University of Medical Sciences

akhlaghi_m@sums.ac.ir+98 71 3725 1001

Outcome results

None listed

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