NCT04510155

Brief Summary

The purpose of this study is to investigate the effect of prolonged overnight fasting in the hepatic glycogen stores

Trial Health

87
On Track

Trial Health Score

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

Enrollment
10

participants targeted

Target at below P25 for not_applicable

Timeline
Completed

Started Sep 2020

Shorter than P25 for not_applicable

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

Click on a node to explore related trials.

Study Timeline

Key milestones and dates

First Submitted

Initial submission to the registry

August 10, 2020

Completed
2 days until next milestone

First Posted

Study publicly available on registry

August 12, 2020

Completed
1 month until next milestone

Study Start

First participant enrolled

September 11, 2020

Completed
8 months until next milestone

Primary Completion

Last participant's last visit for primary outcome

May 21, 2021

Completed
Same day until next milestone

Study Completion

Last participant's last visit for all outcomes

May 21, 2021

Completed
Last Updated

June 2, 2021

Status Verified

May 1, 2021

Enrollment Period

8 months

First QC Date

August 10, 2020

Last Update Submit

May 31, 2021

Conditions

Outcome Measures

Primary Outcomes (1)

  • Hepatic glycogen content

    Measured with 13C-MRS

    1 hour

Secondary Outcomes (1)

  • Substrate oxidation

    14 hours

Other Outcomes (7)

  • Intrahepatic fat content and composition (1H-MRS)

    30 minutes

  • De novo lipogenesis (DNL)

    20 hours

  • Hepatic fat oxidation

    5 hours

  • +4 more other outcomes

Study Arms (2)

Short overnight fast

EXPERIMENTAL

Overnight fasting duration intervention: Participants will receive their last evening meal at 11 pm and stay overnight fasted afterwards for (9.5h).

Behavioral: Overnight fasting duration

Long overnight fast

EXPERIMENTAL

Overnight fasting duration intervention: Participants will receive their last evening meal at 4.30 pm and stay overnight fasted afterwards for (16h).

Behavioral: Overnight fasting duration

Interventions

Subjects will adhere to overnight fasting protocol for 1 day

Long overnight fastShort overnight fast

Eligibility Criteria

Age45 Years - 75 Years
Sexall
Healthy VolunteersYes
Age GroupsAdult (18-64), Older Adult (65+)

You may qualify if:

  • Participants are able to provide signed and dated written informed consent prior to any study specific procedures
  • Caucasian (people will be excluded when having a ≥50% racial African/Asian background)
  • Participants should have suitable veins for cannulation or repeated venipuncture
  • Women are post-menopausal (defined as at least 1 year post cessation of menses)
  • Men and women aged ≥ 45 and ≤ 75 years at the start of the study
  • Body mass index (BMI) 18.5 - 25 kg/m2
  • Stable dietary habits (no weight loss or gain \>3kg in the past 3 months)
  • Sedentary lifestyle (not more than 3 hours of vigorous sports per week)

You may not qualify if:

  • Type 2 Diabetes Mellitus
  • Active diseases (cardiovascular, diabetes, liver, kidney, cancer or other)
  • Any contraindication for MRI scanning
  • Alcohol consumption of \>2 servings per day
  • Regular smoking
  • No use of medication interfering with investigated study parameters (as determined by responsible physician)
  • Participants who do not want to be informed about unexpected medical findings, or do not wish that their physician

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Study Sites (1)

Maastricht University

Maastricht, Limburg, 6229ER, Netherlands

Location

Study Officials

  • Vera Schrauwen-Hinderling, Dr

    Principal Investigator

    PRINCIPAL INVESTIGATOR

Study Design

Study Type
interventional
Phase
not applicable
Allocation
RANDOMIZED
Masking
NONE
Purpose
BASIC SCIENCE
Intervention Model
CROSSOVER
Sponsor Type
OTHER
Responsible Party
PRINCIPAL INVESTIGATOR
PI Title
Principal Investigator

Study Record Dates

First Submitted

August 10, 2020

First Posted

August 12, 2020

Study Start

September 11, 2020

Primary Completion

May 21, 2021

Study Completion

May 21, 2021

Last Updated

June 2, 2021

Record last verified: 2021-05

Data Sharing

IPD Sharing
Will not share

Locations