The Effectiveness of Commercial Weight Loss Programmes

Not Applicable

Completed

• Conditions: Obesity

• Registration Number: NCT00327821
• Lead Sponsor: University of Surrey

Brief Summary

The objective is to compare the effectiveness of 4 different commercial weight-loss diets available to adults in the UK.

This is achieved with a 6 month multi-centre randomised unblinded controlled trial of

* Dr Atkins' New Diet Revolution,

* The slimFast Plan,

* The weight Watchers Pure Points Programme,

* Rosemary Conley's "Eat Yourself Slim" Diet \& Fitness Plan.

* No diet (control)

Subjects are a community based sample of 300 (60 per group) otherwise healthy overweight and obese adults.

Main outcome measures are weight and body fat change over 6 months.

Detailed Description

Not available

Study Timeline

• Study Start: 2002-07
• Study Completion: 2003-03
• Status Verified: 2003-05
• Study First Submitted: 2006-05-17
• Study First Submitted QC: 2006-05-18
• Study First Posted: 2006-05-19
• Last Update Submitted: 2006-07-20
• Last Update Posted: 2006-07-21

Recruitment & Eligibility

• Status: COMPLETED
• Sex: All
• Target Recruitment: 300

Inclusion Criteria

• Body mass index (BMI) > 27 and < 40 kg/m2.

Exclusion Criteria

• History of coronary heart disease
• Type 1 or Type 2 diabetes
• Renal, liver or respiratory failure
• Gout
• Taking lipid lowering or anti-hypertensive drugs
• History of obesity with known cause (i.e. Cushings disease, hypothyroidism)
• Previous gastric or weight loss surgery
• Taking any weight loss drug (including Orlistat or Sibutramine)
• Clinical depression
• Eating disorders
• Drug or alcohol abuse
• Any malabsorptive state (including lactose intolerance)
• Being treated for a malignancy
• Being pregnant
• Breastfeeding

Study & Design

• Study Type: INTERVENTIONAL
• Study Design: PARALLEL

Primary Outcome Measures

Name	Time	Method
Weight loss
Fat loss

Trial Locations

Locations (1)

University of Surrey; 🇬🇧 Guildford, Surrey, United Kingdom