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The Effect of Tea on Vascular Function and Insulin Sensitivity

NCT02777853 · Status: COMPLETED · Phase: NA · Type: INTERVENTIONAL · Enrollment: 12

Last updated 2017-08-24

No results posted yet for this study

Summary

The aim of this research is to explore changes in peripheral/cerebrovascular function and insulin sensitivity after a 7-day combination of physical activity reduction (-50% steps per day) and overfeeding (+50% kcal per day, comprising 65% fat) in healthy male volunteers, and examine whether daily intake of tea can prevent such changes.

Conditions

Interventions

DIETARY_SUPPLEMENT

Green tea

The intervention product is regular green tea brewed with hot water in a large quantity. The tea obtained is dried and the powder, with added sugar, is distributed over sealed aluminium sachets (1 gram of powder per sachet). The product has been cleared for consumption by Unilever's Microbiology Department and the independent Safety and Environmental Assurance Centre of Unilever.

DIETARY_SUPPLEMENT

Placebo tea

A product of similar colour and taste, but not the presumed actives of tea (polyphenols), is used as placebo. The product has been cleared for consumption by Unilever's Microbiology Department and the independent Safety and Environmental Assurance Centre of Unilever.

Sponsors & Collaborators

  • Unilever R&D

    collaborator INDUSTRY

  • Liverpool John Moores University

    lead OTHER

Principal Investigators

  • Kirsty A Woodward, BSc · Liverpool John Moores University

Study Design

Allocation
RANDOMIZED
Purpose
PREVENTION
Masking
DOUBLE
Model
CROSSOVER

Eligibility

Min Age
18 Years
Max Age
55 Years
Sex
MALE
Healthy Volunteers
Yes

Timeline & Regulatory

Start
2016-05-31
Primary Completion
2017-06-30
Completion
2017-07-31

Countries

  • United Kingdom

Study Locations

More Related Trials

Entities

Diseases

Read the full study record

This page highlights key information. For complete eligibility criteria, study locations, investigator contacts, and the full protocol, visit the original record on ClinicalTrials.gov.

View NCT02777853 on ClinicalTrials.gov