Higher Protein Diet and Exercise for Optimal Weight Loss in Elderly Women

University of Illinois at Urbana-Champaign

Status and phase: Completed; Phase 1

Conditions: Physical Function; Quality of Life; Bone and Body Composition; Obesity; Metabolic Syndrome

Treatments: Dietary Supplement: Maltodextrin powder supplement; Dietary Supplement: Whey protein isolate

Study type: Interventional

Funder types: Other

Identifiers

NCT00912210

UIUC IRB 07782

Details and patient eligibility

About

The broad aim is to determine efficacy of a weight loss diet higher in protein and lower in carbohydrate combined with low intensity exercise to favorably impact body composition, bone health, physical function, metabolic disease and quality of life compared to a conventional higher carbohydrate diet in overweight women over age 60.

Enrollment: 31 patients

Sex: Female

Ages: 60 to 80 years old

Volunteers: Accepts Healthy Volunteers

Inclusion criteria

• Body mass index > 28 kg/m²
• Clearance of primary physician to participate in diet and mild exercise

Exclusion criteria

• Medical condition contraindicating prescribed diet and exercise regimen
• Type 2 Diabetes Mellitus
• Physically active lifestyle (>30 min moderate physical activity 2+ times weekly)

Trial design

Primary purpose: Basic Science

Allocation: Randomized

Interventional model: Parallel Assignment

Masking: Quadruple Blind

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31 participants in 2 patient groups, including a placebo group

Higher protein

Active Comparator group

Treatment:

Dietary Supplement: Whey protein isolate

Higher carbohydrate

Placebo Comparator group

Treatment:

Dietary Supplement: Maltodextrin powder supplement