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

> **NCT04135378** · PHASE4 · COMPLETED · sponsor: **Kufa University** · enrollment: 90 (actual)

## Conditions studied

- Stress, Psychological

## Interventions

- **DRUG:** ascorbic acid
- **OTHER:** placebo

## Key facts

- **NCT ID:** NCT04135378
- **Lead sponsor:** Kufa University
- **Sponsor class:** OTHER
- **Phase:** PHASE4
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2018-11-01
- **Primary completion:** 2019-03-01
- **Final completion:** 2019-04-20
- **Target enrollment:** 90 (ACTUAL)
- **Last updated:** 2019-10-22


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04135378

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04135378, "Effect of Low Doses of Vitamin C on Salivary Cortisol , Heart Rate , Blood Pressure During Group Presentation". Retrieved via AI Analytics 2026-05-28 from https://api.ai-analytics.org/clinical/NCT04135378. Licensed CC0.

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