NCT04612127

Brief Summary

Controlled, randomized, single-center, double-blind clinical trial, with two parallel branches depending on the product consumed, to measure the efficacy of a supplement extracted from spinach on muscle strength in subjects over 50 years of age.

Trial Health

87
On Track

Trial Health Score

Automated assessment based on enrollment pace, timeline, and geographic reach

Enrollment
50

participants targeted

Target at P25-P50 for not_applicable

Timeline
Completed

Started Sep 2020

Geographic Reach
1 country

1 active site

Status
completed

Health score is calculated from publicly available data and should be used for screening purposes only.

Trial Relationships

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Study Timeline

Key milestones and dates

Study Start

First participant enrolled

September 14, 2020

Completed
1 month until next milestone

First Submitted

Initial submission to the registry

October 15, 2020

Completed
18 days until next milestone

First Posted

Study publicly available on registry

November 2, 2020

Completed
7 months until next milestone

Primary Completion

Last participant's last visit for primary outcome

June 8, 2021

Completed
2 months until next milestone

Study Completion

Last participant's last visit for all outcomes

July 31, 2021

Completed
Last Updated

August 18, 2021

Status Verified

October 1, 2020

Enrollment Period

9 months

First QC Date

October 15, 2020

Last Update Submit

August 17, 2021

Conditions

Outcome Measures

Primary Outcomes (2)

  • Muscle function

    Isokinetic dynamometry. Knee flexion and extension force

    From baseline to 90 days

  • Muscle function

    Isometric dynamometry

    From baseline to 90 days

Secondary Outcomes (6)

  • Muscle mass

    From baseline to 90 days

  • Muscle mass

    From baseline to 90 days

  • Balance

    From baseline to 90 days

  • Health Questionnaire

    From baseline to 90 days

  • Nutritional survey

    From baseline to 90 days

  • +1 more secondary outcomes

Study Arms (2)

Experimental group - Spinach

EXPERIMENTAL

Consumption for 90 days of spinach extract (1000mg) Four capsules will be consumed per day, two with breakfast and two with lunch.

Dietary Supplement: Dietary supplement consumption and physical exercise

control group Placebo (sucrose)

PLACEBO COMPARATOR

Four capsules will be consumed per day, two with breakfast and two with lunch.

Dietary Supplement: Dietary supplement consumption and physical exercise

Interventions

The consumption time of the experimental product was 90 days and the control consumption time was 90 days. During this time, training should be done three times a week.

Experimental group - Spinachcontrol group Placebo (sucrose)

Eligibility Criteria

Age50 Years - 75 Years
Sexall
Healthy VolunteersYes
Age GroupsAdult (18-64), Older Adult (65+)

You may qualify if:

  • Age between 50 and 75 years.
  • Body mass index less than 32.
  • Subjects who do not develop physical exercise scheduled on a weekly basis.
  • Subjects who have given written informed consent to participate in the study.

You may not qualify if:

  • Consumption during the 6 months prior to the study of functional food or supplement that modifies body composition.
  • Presence of absolute or relative contraindications dictated by the American College of Sports Medicine, for the performance of physical exercise.
  • Presence of chronic diseases that prevent the performance of a physical exercise program (disabling arthropathies, moderate / severe chronic lung disease, ischemic heart disease under treatment, arrhythmias, etc.).
  • Abuse in the ingestion of alcohol.
  • Present hypersensitivity or intolerance to any of the components of the products under study.
  • Inability to understand informed consent.
  • Serious or terminal illnesses.
  • Subjects with a body mass index above 32.
  • Pregnant or lactating women.
  • Inability to understand informed consent.

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Study Sites (1)

Catholic University of Murcia

Murcia, 30107, Spain

Location

MeSH Terms

Conditions

SarcopeniaMotor Activity

Interventions

Exercise

Condition Hierarchy (Ancestors)

Muscular AtrophyNeuromuscular ManifestationsNeurologic ManifestationsNervous System DiseasesAtrophyPathological Conditions, AnatomicalPathological Conditions, Signs and SymptomsSigns and SymptomsBehavior

Intervention Hierarchy (Ancestors)

Motor ActivityMovementMusculoskeletal Physiological PhenomenaMusculoskeletal and Neural Physiological Phenomena

Study Design

Study Type
interventional
Phase
not applicable
Allocation
RANDOMIZED
Masking
QUADRUPLE
Who Masked
PARTICIPANT, CARE PROVIDER, INVESTIGATOR, OUTCOMES ASSESSOR
Purpose
TREATMENT
Intervention Model
PARALLEL
Sponsor Type
OTHER
Responsible Party
PRINCIPAL INVESTIGATOR
PI Title
Principal Investigator

Study Record Dates

First Submitted

October 15, 2020

First Posted

November 2, 2020

Study Start

September 14, 2020

Primary Completion

June 8, 2021

Study Completion

July 31, 2021

Last Updated

August 18, 2021

Record last verified: 2020-10

Locations