KiwiC for Vitality Study: Effect of kiwifruit on Vitality, Fatigue and Wellbeing

Not Applicable

Completed

• Conditions: Vitality; Fatigue; Wellbeing; Mental Health - Studies of normal psychology, cognitive function and behaviour

• Registration Number: ACTRN12617001031358
• Lead Sponsor: niversity of Otago, Christchurch

Brief Summary

Not available

Detailed Description

Not available

Study Timeline

• Results First Posted: 1900-01-01
• Study Start: 2017-07-17
• Study Completion: 2018-06-14
• Last Update Posted: 15 July 2019

Recruitment & Eligibility

• Status: Completed
• Sex: All
• Target Recruitment: 155

Inclusion Criteria

Plasma vitamin C levels <45 µmol/L
Non-smoker

Exclusion Criteria

Taking prescription medication (within past three months)
Allergy/intolerance to Kiwifruit
Recent smoker (within previous year)
Taking vitamin C supplements (within past three months)
High fruit/juice & vegetable consumption (greater than or equal to 5 servings/day)
Excessive alcohol consumption ( greater than 21 standard drinks/week)
Diabetes mellitus
Bleeding disorders
Fainting due to fear of needles

Study & Design

• Study Type: Interventional
• Study Design: Not specified

Primary Outcome Measures

Name	Time	Method
Total mood disturbance score assessed using the Profile of Mood States (POMS) questionnaire.[Fortnightly for 8 weeks; intermittent nightly smartphone surveys for 8 weeks];Total fatigue score assessed using the Multidimensional Fatigue Symptom Inventory - short form (MFSI-SF).[Fortnightly for 8 weeks.];Positive psychological wellbeing assessed using the Warwick-Edinburgh Mental Wellbeing Scale (WEMWS)[Fortnightly for 8 weeks.]

Secondary Outcome Measures

Name	Time	Method
Plasma vitamin C.[Fortnightly for 8 weeks.];Fatigue-energy scale of the Short Form Health Survey (SF-36)[Intermittent nightly smartphone surveys for 10 weeks.];Positive psychological wellbeing assessed using the short Flourishing Scale[Intermittent nightly smartphone surveys for 8 weeks.]