NCT01469104

Brief Summary

The investigators hypothesis is that a carbohydrate-free diet, ingested for 3 days, results in a change in blood glucose that is similar to the change observed after 3 days of fasting.

Trial Health

87
On Track

Trial Health Score

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

Enrollment
7

participants targeted

Target at below P25 for not_applicable type-2-diabetes

Timeline
Completed

Started Aug 2009

Shorter than P25 for not_applicable type-2-diabetes

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

Study Start

First participant enrolled

August 1, 2009

Completed
10 months until next milestone

Primary Completion

Last participant's last visit for primary outcome

June 1, 2010

Completed
Same day until next milestone

Study Completion

Last participant's last visit for all outcomes

June 1, 2010

Completed
1.4 years until next milestone

First Submitted

Initial submission to the registry

November 8, 2011

Completed
2 days until next milestone

First Posted

Study publicly available on registry

November 10, 2011

Completed
Last Updated

November 10, 2011

Status Verified

November 1, 2011

Enrollment Period

10 months

First QC Date

November 8, 2011

Last Update Submit

November 9, 2011

Conditions

Keywords

Diabetes

Outcome Measures

Primary Outcomes (1)

  • Change in plasma glucose concentration

    24 hour profile:before and after meals, or traditional meal times

Secondary Outcomes (1)

  • Change in serum insulin concentrations

    24 hour profiles: before and after meals or traditional meal times

Study Arms (2)

3 day fast

PLACEBO COMPARATOR

After receiving a standard diet on day 1, subject will fast on days 2, 3, and 4. Water and calorie-fee beverages will be allowed during this 72 hour period.

Other: 3 day fast

CHO-free diet

ACTIVE COMPARATOR

After receiving a standard diet on day 1, a carbohydrate-free diet will be provided on days 2, 3, and 4.

Other: 3 day CHO-free diet

Interventions

Subjects will fast for 72 hours

Also known as: 3-Day Fast
3 day fast

Subjects will receive a carbohydrate-free diet for 72 hours

Also known as: Carbohydrate-free diet
CHO-free diet

Eligibility Criteria

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

You may qualify if:

  • Type 2 diabetes
  • C-peptide \> 1.5 ng/ml

You may not qualify if:

  • Body mass index \> 40
  • hematological abnormalities
  • liver disease
  • kidney disease
  • congestive heart failure
  • life threatening malignancies

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Study Sites (1)

Minneapolis VA Health Care System

Minneapolis, Minnesota, 55417, United States

Location

Related Publications (2)

  • Nuttall FQ, Almokayyad RM, Gannon MC. The ghrelin and leptin responses to short-term starvation vs a carbohydrate-free diet in men with type 2 diabetes; a controlled, cross-over design study. Nutr Metab (Lond). 2016 Jul 22;13:47. doi: 10.1186/s12986-016-0106-x. eCollection 2016.

  • Nuttall FQ, Almokayyad RM, Gannon MC. Comparison of a carbohydrate-free diet vs. fasting on plasma glucose, insulin and glucagon in type 2 diabetes. Metabolism. 2015 Feb;64(2):253-62. doi: 10.1016/j.metabol.2014.10.004. Epub 2014 Oct 8.

MeSH Terms

Conditions

Diabetes Mellitus, Type 2Diabetes Mellitus

Condition Hierarchy (Ancestors)

Glucose Metabolism DisordersMetabolic DiseasesNutritional and Metabolic DiseasesEndocrine System Diseases

Study Officials

  • Frank Q. Nuttall, M.D., Ph.D.

    Minneapolis Veterans Affairs Medical Center

    PRINCIPAL INVESTIGATOR
  • Mary C. Gannon, Ph.D.

    Minneapolis Veterans Affairs Medical Center

    PRINCIPAL INVESTIGATOR

Study Design

Study Type
interventional
Phase
not applicable
Allocation
RANDOMIZED
Masking
NONE
Intervention Model
CROSSOVER
Sponsor Type
FED
Responsible Party
PRINCIPAL INVESTIGATOR
PI Title
Chief, Endocrinology, Metabolism & Nutrition Section, Professor of Medicine

Study Record Dates

First Submitted

November 8, 2011

First Posted

November 10, 2011

Study Start

August 1, 2009

Primary Completion

June 1, 2010

Study Completion

June 1, 2010

Last Updated

November 10, 2011

Record last verified: 2011-11

Locations