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The CLOCK Study - A Human Dietary Intervention Study on Peripheral Circadian Clocks and Energy Metabolism

NCT02487576 · Status: COMPLETED · Phase: NA · Type: INTERVENTIONAL · Enrollment: 32

Last updated 2025-08-26

No results posted yet for this study

Summary

This human dietary intervention study with a cross-over design aims to investigate the effect of two different diurnal patterns of meal composition on peripheral circadian clocks and energy metabolism in healthy men.

Conditions

  • Metabolic Response to Dietary Modification

Interventions

OTHER

Carbohydrate-rich (HC)

65% Carbohydrate; 20% Fat; 15% Protein

OTHER

Fat-rich (HF)

35% Carbohydrate; 50% Fat; 15% Protein

Sponsors & Collaborators

  • German Federal Ministry of Education and Research

    collaborator OTHER_GOV

  • Charite University, Berlin, Germany

    collaborator OTHER

  • Heidelberg University

    collaborator OTHER

  • Max-Planck Institute of Molecular Cell Biology and Genetics

    collaborator OTHER

  • German Institute of Human Nutrition

    lead OTHER

Principal Investigators

  • Andreas FH Pfeiffer, Prof. Dr. · German Institute of Human Nutrition

Study Design

Allocation
RANDOMIZED
Purpose
BASIC_SCIENCE
Masking
NONE
Model
CROSSOVER

Eligibility

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

Timeline & Regulatory

Start
2014-01-31
Primary Completion
2015-07-31
Completion
2015-08-31

Countries

  • Germany

Study Locations

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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 NCT02487576 on ClinicalTrials.gov