# The Effect of Vitamin D Sublingual Spray on Vitamin D3 Levels in the Blood Compared to Other Forms of Vitamin D3

> **NCT06142136** · NA · COMPLETED · sponsor: **Pauls Stradins Clinical University Hospital** · enrollment: 99 (actual)

## Conditions studied

- Vitamin D3 Deficiency

## Interventions

- **DIETARY_SUPPLEMENT:** Vitamin D substitution with sublingual sprayable microemulsion.
- **DIETARY_SUPPLEMENT:** Vitamin D substitution with oil droplets
- **DIETARY_SUPPLEMENT:** Vitamin D substitution with capsules

## Key facts

- **NCT ID:** NCT06142136
- **Lead sponsor:** Pauls Stradins Clinical University Hospital
- **Sponsor class:** OTHER
- **Phase:** NA
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2021-03-28
- **Primary completion:** 2021-04-26
- **Final completion:** 2021-04-26
- **Target enrollment:** 99 (ACTUAL)
- **Last updated:** 2023-11-21


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT06142136

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT06142136, "The Effect of Vitamin D Sublingual Spray on Vitamin D3 Levels in the Blood Compared to Other Forms of Vitamin D3". Retrieved via AI Analytics 2026-05-30 from https://api.ai-analytics.org/clinical/NCT06142136. Licensed CC0.

---

*[Clinical trials dataset](/datasets/clinical-trials) · CC0 1.0*