Viewing Study NCT00079573



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Study NCT ID: NCT00079573
Status: COMPLETED
Last Update Posted: 2006-08-18
First Post: 2004-03-09

Brief Title: Comparison of Popular Weight Loss Diets
Sponsor: National Center for Complementary and Integrative Health NCCIH
Organization: National Center for Complementary and Integrative Health NCCIH

Study Overview

Official Title: Benefits Risks of Popular Weight Loss Diets
Status: COMPLETED
Status Verified Date: 2006-08
Last Known Status: None
Delayed Posting: No
If Stopped, Why?: Not Stopped
Has Expanded Access: False
If Expanded Access, NCT#: N/A
Has Expanded Access, NCT# Status: N/A
Acronym: None
Brief Summary: This study will compare the safety and effectiveness of three popular weight loss plans These plans will be compared with the USDA Dietary Guidelines
Detailed Description: Obesity is the single most significant nutrition-related health issue of the new millennium Several medical experts have designed and promoted weight loss diets that dramatically differ from one another and from the USDA Dietary Guidelines These diets have gained surprisingly widespread and persistent popularity among Americans despite the lack of evidence supporting their claims This clinical trial will provide preliminary feasibility data for a full-scale study that will examine health outcomes eg benefits risks success of three popular weight loss diets The study will investigate behavioral and physiological factors that influence adherence and retention to these diet plans

Overweight women will be randomly assigned to one of four diets for 1 year Atkins extremely low carbohydrate Zone low carbohydrate high protein Ornish very low fat or USDAFood Pyramid high carbohydratemoderate-low fat Behavioral and physiological data will be collected Participants attend study visits at baseline 8 weeks 6 months and 1 year At these visits measurements will include that will include weight and blood pressure measurements and blood tests Participants will be asked to complete ten questionnaires over the course of the study to assess behavior and appetite Participants will also undergo a DEXA scan to assess body composition

Study Oversight

Has Oversight DMC: None
Is a FDA Regulated Drug?: None
Is a FDA Regulated Device?: None
Is an Unapproved Device?: None
Is a PPSD?: None
Is a US Export?: None
Is an FDA AA801 Violation?: None