Metabolic and Appetite Parameters Following Addition of Whey Protein to a Carbohydrate-based Breakfast

Not Applicable

Completed

• Conditions: Healthy
• Interventions: Other: Breakfast meal; Dietary Supplement: Whey Protein (Arla Foods Ingredients Group)

• Registration Number: NCT02414061
• Lead Sponsor: Northumbria University

Brief Summary

The purpose of this study is to investigate whether the addition of whey protein to a breakfast high in carbohydrate content will influence acute metabolic and appetite responses, as well as responses to a subsequent lunch meal.

Detailed Description

Not available

Study Timeline

• Study Start: 2014-04
• Primary Completion: 2014-09
• Study Completion: 2014-09
• Status Verified: 2015-04
• Study First Submitted: 2015-04-07
• Study First Submitted QC: 2015-04-09
• Study First Posted: 2015-04-10
• Last Update Submitted: 2015-04-10
• Last Update Posted: 2015-04-13

Recruitment & Eligibility

• Status: COMPLETED
• Sex: Male
• Target Recruitment: 10

Inclusion Criteria

• Aged 18-40 years old (male)
• Recreationally active (>30 minutes of structured exercise, 5 times/week)

Exclusion Criteria

• Metabolic disease (e.g. Type 2 diabetes, thyroid disorders)
• Taking any prescribed medication
• Regular breakfast skipper
• Food allergies or intolerances
• Eating disorders
• Smoker

Study & Design

• Study Type: INTERVENTIONAL
• Study Design: CROSSOVER

Arm && Interventions

Group	Intervention	Description
Breakfast - Carbohydrate	Breakfast meal	Only flavoured water consumed with breakfast meal
Breakfast - Carbohydrate + Whey Protein	Whey Protein (Arla Foods Ingredients Group)	Addition of whey protein isolate (20 g dissolved in flavoured water) to breakfast meal composition
Breakfast - Carbohydrate + Whey Protein	Breakfast meal	Addition of whey protein isolate (20 g dissolved in flavoured water) to breakfast meal composition

Primary Outcome Measures

Name	Time	Method
Postprandial blood glucose responses	0-360 minutes post breakfast	Blood glucose concentration determined in whole blood sampled at regular intervals post-breakfast and post-lunch

Secondary Outcome Measures

Name	Time	Method
Acute subjective appetite responses	0-360 minutes post breakfast	Subjective appetite ratings determined from Visual Analogue Scales sampled at regular intervals

Trial Locations

Locations (1)

Faculty of Health and Life Sciences, Northumbria University; 🇬🇧 Newcastle upon Tyne, Tyne and Wear, United Kingdom