The Investigation of Effect on Blood Lipid Parameters With Walnut Addition of Diet

October 9, 2020 updated by: Fatih Cesur, Ege University

Introduction There is a strong relationship between eating habits and diseases of the cardiovascular system. It is known that walnut consumption has positive effects on cardiovascular system diseases. However, its effect on small dense LDL (sdLDL) is discussed. Therefore in this study, you participated the effects of walnut consumption on the serum lipids values, especially sdLDL values of healthy volunteers.

Methods Volunteers participating in this study were offered 30 grams of walnuts per day for 21 days. Walnuts were consumed on empty stomach or with breakfast every morning for 21 days. The blood values of subjects were measured at the beginning and the end of the study. The serum was obtained from the taken blood and blood lipid/hemoglobin parameters were measured on routine blood work. Food consumption records and surveys were taken from individuals.

Study Overview

Study Type

Interventional

Enrollment (Actual)

30

Phase

  • Not Applicable

Participation Criteria

Researchers look for people who fit a certain description, called eligibility criteria. Some examples of these criteria are a person's general health condition or prior treatments.

Eligibility Criteria

Ages Eligible for Study

18 years to 35 years (Adult)

Accepts Healthy Volunteers

Yes

Genders Eligible for Study

All

Description

Inclusion Criteria:

  • Do not consume any products such as nuts and walnuts (the frequency of consumption should not be more than once a week)
  • Have no allergies to foods such as nuts and walnuts
  • Do not take drugs on a daily and continuous basis

Exclusion Criteria:

  • Obesity
  • Diabetes Mellitus
  • Acoholic and chronic diseases such as kidney
  • Thyroid
  • Hepatitis
  • Cancer etc.

Study Plan

This section provides details of the study plan, including how the study is designed and what the study is measuring.

How is the study designed?

Design Details

  • Primary Purpose: Basic Science
  • Allocation: N/A
  • Interventional Model: Single Group Assignment
  • Masking: None (Open Label)

Arms and Interventions

Participant Group / Arm
Intervention / Treatment
Experimental: Walnut Consumption of Healthy Volunteers
Participants were asked to consume 30 g of walnuts daily for 21 days. Individuals have consumed walnuts on an empty stomach in the morning or with breakfast.

What is the study measuring?

Primary Outcome Measures

Outcome Measure
Measure Description
Time Frame
Blood from the participants was collected before and at the end of the study. Later in this study, sdLDL levels of blood taken from participants were measured by the Elisa method.
Time Frame: Within research completion, an average of 2 week
It can be said that walnut consumption reduces the risk of CAD. In 30% of patients taking cholesterol-lowering drugs, cholesterol parameters may drop to the desired levels and severe vascular lesions still may occur. Also, individuals with normal LDL values may have cardiovascular diseases. Findings are suggesting that in these individuals, the prevalence of CAD is higher due to sdLDL positivity. sdLDL passes through the endothelial barrier easier and is exposed to oxidation more than LDL, which is larger and lower in density. Therefore is atherogenic.
Within research completion, an average of 2 week
Blood from the participants was collected before and at the end of the study. Later, the serum lipids of the blood taken from the participants consuming walnuts were measured in the hospital.
Time Frame: The first day of the research and the end day (3 weeks later) were analyzed.
It can be said that walnut consumption reduces the risk of CAD. The fact that walnuts contain fatty acids can be shown as a reason for their beneficial effect on blood lipid levels. We can attribute this to the fact that walnuts contain high levels of unsaturated and low levels of saturated fatty acids. In various studies, the walnut-enriched diet has been reported to reduce TC, LDL, and TG
The first day of the research and the end day (3 weeks later) were analyzed.

Collaborators and Investigators

This is where you will find people and organizations involved with this study.

Sponsor

Collaborators

Publications and helpful links

The person responsible for entering information about the study voluntarily provides these publications. These may be about anything related to the study.

General Publications

Study record dates

These dates track the progress of study record and summary results submissions to ClinicalTrials.gov. Study records and reported results are reviewed by the National Library of Medicine (NLM) to make sure they meet specific quality control standards before being posted on the public website.

Study Major Dates

Study Start (Actual)

December 12, 2014

Primary Completion (Actual)

March 10, 2015

Study Completion (Actual)

April 24, 2015

Study Registration Dates

First Submitted

September 22, 2020

First Submitted That Met QC Criteria

October 6, 2020

First Posted (Actual)

October 12, 2020

Study Record Updates

Last Update Posted (Actual)

October 14, 2020

Last Update Submitted That Met QC Criteria

October 9, 2020

Last Verified

October 1, 2020

More Information

Terms related to this study

Plan for Individual participant data (IPD)

Plan to Share Individual Participant Data (IPD)?

NO

Drug and device information, study documents

Studies a U.S. FDA-regulated drug product

No

Studies a U.S. FDA-regulated device product

No

This information was retrieved directly from the website clinicaltrials.gov without any changes. If you have any requests to change, remove or update your study details, please contact register@clinicaltrials.gov. As soon as a change is implemented on clinicaltrials.gov, this will be updated automatically on our website as well.

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