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Effect of Low Doses of Vitamin C on Salivary Cortisol , Heart Rate , Blood Pressure During Group Presentation

NCT04135378 · Status: COMPLETED · Phase: PHASE4 · Type: INTERVENTIONAL · Enrollment: 90

Last updated 2019-10-22

No results posted yet for this study

Summary

Vitamin C (ascorbic acid) is a well-known antioxidant that is involved in anxiety, stress, depression, fatigue and mood state in humans . The purpose of this study is to investigate the effect of low doses of vitamin C on decreasing the level of public speaking stress in term of salivary cortisol , blood pressure (systolic and diastolic) and heart rate . A purposive sample of (90) were included in this randomized placeboled trial study (60 students were given 500 mg of vitamin c per day for one week a group presentation while 30 other students were given placebo for one week before a group presentation) . Salivary cortisol was measured by means of commercial immunoenzymatic kits . Blood pressure (systolic and diastolic) and heart rate were measured immediately before and after presentation .

Conditions

  • Stress, Psychological

Interventions

DRUG

ascorbic acid

Study Group :- ascorbic acid ( 500 mg per day) for one week before presentation

OTHER

placebo

:- included 30 students given placebo for one week before presentation.

Sponsors & Collaborators

  • Kufa University

    lead OTHER

Principal Investigators

  • Ali A Al-fahham, Asst. Prof. · Kufa University

Study Design

Allocation
RANDOMIZED
Purpose
TREATMENT
Masking
NONE
Model
PARALLEL

Eligibility

Min Age
20 Years
Max Age
60 Years
Sex
ALL
Healthy Volunteers
Yes

Timeline & Regulatory

Start
2018-11-01
Primary Completion
2019-03-01
Completion
2019-04-20

Countries

  • Iraq

Study Locations

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Read the full study record

This page highlights key information. For complete eligibility criteria, study locations, investigator contacts, and the full protocol, visit the original record on ClinicalTrials.gov.

View NCT04135378 on ClinicalTrials.gov