Clinical trial registry record

DO-HEALTH / Vitamin D3 - Omega3 - Home Exercise - Healthy Ageing and Longevity Trial

A registered PHASE3 study indexed because it matched monitored longevity research terms. Registry status: Completed. Registration does not establish safety or effectiveness.

Plain-language guide

Five questions to ask about this record

What this is
A clinical study registration, not a result or recommendation.
Why it may matter
The registry currently reports Completed.
Evidence
Registered phase 3 study.
Main limitation
Registration does not prove that the intervention works, is safe, or is available to you.
What changed
Registry metadata was last updated August 9, 2018.
Where to verify
Open the primary registry below for eligibility, locations, contacts, and current status.
Registry ID
NCT01745263
Last registry update
August 9, 2018
Status
Completed
Phase
Phase 3
Sponsor
University of Zurich
Enrollment
2157
Countries
Austria, France, Germany, Portugal, Switzerland
Match confidence
100%
Source feed
ClinicalTrials.gov
Automated source synopsis

A registered PHASE3 study indexed because it matched monitored longevity research terms. Registry status: Completed. Registration does not establish safety or effectiveness.

Evidence snapshot

What the source actually supports

Evidence stage
Phase 3
Study design
RANDOMIZED · FACTORIAL · PREVENTION · QUADRUPLE
Evidence population
Human clinical study registration
Participants
2157
Population
ALL · 70 Years
Duration
2012-12-20 to 2018-01-19
Intervention
Vitamin D3; Omega 3 fatty acids; Strength Home Exercise; Flexibility Home Exercise
Comparator
VitD-Omega3-StrengthExercise; VitD-Omega3-FlexibilityExercise; Placebo-Omega3-StrengthExercise; Placebo-Omega3-FlexibilityExercise; VitD-Placebo-StrengthExercise; VitD-Placebo-FlexiblityExercise; Placebo-Placebo-StrengthExercise
Outcomes measured
Bone: Incident non-vertebral fractures over 36 months — over 36 months; Muscle: Functional decline (lower extremity function) — Baseline, 12, 24 and 36 months; Cardio-vascular: Systolic and diastolic blood pressure change — Baseline, 12, 24 and 36 months; Brain: Cognitive decline — Baseline, 12, 24 and 36 months; Immunity: Rate of any infections — Baseline, and every 3 months up to 36 months; Bone: Incident hip fractures — 36 months; Bone: Incident total fractures — 36 months; Bone: Incident vertebral fractures — 36 months; Bone: Bone mineral density decrease at the lumbar spine and hip — Baseline, 12, 24, and 36 months; Muscle: Rate of falls — Assessed every 3 months over 36 months; Muscle: reaction time and grip strength — Baseline, 12,24,36 months; Muscle: Muscle mass decrease at upper and lower extremities — Baseline, 12,24,36 months; Muscle: Dual tasking 10-meter gait speed — Baseline, 12,24 and 36 months; Muscle/Bone: musculoskeletal pain — Baseline, 12,24, and 36 months; Cardio-vascular: Incident Hypertension — 36 months; Brain: mental health decline — Baseline, 12,24, and 36 months; Brain: Incident Depression — 36 months; Brain/Muscle: Dual tasking gait variability — Baseline, 12, 24 and 36 months; Immunity: Rate of upper respiratory infections / rate of flu-like illness — 36 months; Immunity: Incident severe infections that lead to hospital admission — 36 months
Reported result
No reusable finding-level result is available in this record.

Main limitationThis is a study registration. No reusable structured result is available here, so it cannot show whether the intervention worked or was safe.

Safety and approvalEligibility, adverse-event details, and clinical decisions must be checked in the official registry and with qualified clinicians. Trial registration is not regulatory approval and does not establish that an intervention is available.

Source supportStructured registry protocol metadata; no finding-level conclusion is generated.

Trial stage · Phase 3A trial phase describes development stage; it does not establish a positive result.
Phase 1Phase 2Phase 3Phase 4

Registration and recruitment status do not establish safety, efficacy, or regulatory approval.

Why this record appears here · 100% topic match

The title, summary, or source keywords matched one or more topics followed by immortal.life. A higher percentage means a stronger topic match; it does not rate safety, effectiveness, or study quality.

  • Exercise · 100%Title contains controlled topic terminology. Summary contains controlled topic terminology. Source terminology contains a controlled topic term. Title supplies ageing or longevity context.
  • Vitamin D and ageing · 100%Title contains controlled topic terminology. Summary contains controlled topic terminology. Source terminology contains a controlled topic term. Title supplies ageing or longevity context.

Automated source check 100% · update recency 50%. These figures help sort records; they are not medical ratings.