A Comparison of Capsules and Oral Spray Solution as Methods of Delivering Vitamin D3 and Raising Status

Study Results

Results pending

The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.

Basic Information

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Recruitment Status

COMPLETED

Clinical Phase

NA

Total Enrollment

22 participants

Study Classification

INTERVENTIONAL

Study Start Date

2015-08-31

Study Completion Date

2016-05-31

Brief Summary

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The aim of the study is to compare the effectiveness of a vitamin D3 oral spray solution with capsules at raising vitamin D status over winter.

This randomised crossover trial will aim to recruit a total of 22 healthy participants for a total of two 4-week interventions separated by a 10-week washout.

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Detailed Description

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Conditions

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Vitamin D Concentration Vitamin D Status

Study Design

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Allocation Method

RANDOMIZED

Intervention Model

CROSSOVER

Primary Study Purpose

BASIC_SCIENCE

Blinding Strategy

NONE

Study Groups

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Vitamin D oral spray solution

An oral spray solution containing 3000IU (75micrograms) vitamin D3 per spray

Group Type ACTIVE_COMPARATOR

3000IU(75μg) vitamin D3

Intervention Type DIETARY_SUPPLEMENT

Vitamin D capsules

A capsule containing 3000IU (75micrograms) vitamin D3 per capsule

Group Type ACTIVE_COMPARATOR

3000IU(75μg) vitamin D3

Intervention Type DIETARY_SUPPLEMENT

Interventions

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3000IU(75μg) vitamin D3

Intervention Type DIETARY_SUPPLEMENT

Other Intervention Names

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cholecalciferol

Eligibility Criteria

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Inclusion Criteria

* Apparently healthy
* Over the age of 18

Exclusion Criteria

* Those that intend to consume a supplement containing vitamin D at any point during the study
* Those under the age of 18.
* Individuals that are on prescribed medication that is known to affect vitamin D metabolism
* Those following a vegan diet
* Sun-bed users
* Participants that are planning a sun holiday during the study

Minimum Eligible Age

18 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

Yes