Food Orders on Blood Glucose and Fuel Use At Rest

Trial statusRecruiting
Trial phaseNot applicable
Trial typeInterventional
Biological sexAll
Age18-70
SponsorOld Dominion University

About this trial

Consuming a carbohydrate-rich food as the final food in a meal, as compared to the first food in a meal, has been shown to reduce blood glucose levels after eating in both diabetes patients and in healthy controls. However, gaps remain in the literature in this area of research, and currently little is known about how substrate (fuel) use is impacted by altering food order. In addition, most studies to date have used a mix of meat and plant foods, while little research has focused exclusively on vegetarian foods. This randomized experiment will examine how altering the order of foods eaten in a vegetarian meal impacts blood glucose and fuel utilization at rest.

Eligibility criteria

This trial accepts healthy volunteers

Qualifiers

18-70 years old

Free from any allergy or condition that precluding consumption of edamame, butter, and rice

Not currently pregnant

Free of any medical conditions requiring the use of insulin

Disqualifiers

Younger than 18 and older than 70 years old

Having an allergy or condition that precludes consumption of edamame, butter, and rice

Currently pregnant

Any medical conditions requiring the use of insulin

Trial design

Design model

Parallel

Treatments tested in this trial

  • Carbohydrate-first meal

    Other intervention

    Rice eaten first (150 grams), followed by edamame (150 grams) and butter (10 grams)

  • Carbohydrate-last meal

    Other intervention

    Edamame (150 grams) and butter (10 grams) eaten first, followed by rice (150 grams)

Treatment groups

60 Participants
are divided into 2 treatment groups
Group A: Carbohydrate-first mealExperimental treatment 1 intervention
Group B: Carbohydrate-last mealExperimental treatment 1 intervention

Trial outcomes

Primary outcomes

1

Respiratory exchange ratio

Ratio of carbon dioxide production and oxygen consumption for determination of fuel use

Time frame
90 minutes (baseline/premeal and at 30, 60, and 90 minutes postmeal)

Secondary outcomes

1

Fat use

Fat utilization will be estimated from respiratory gas exchange

Time frame
90 minutes (baseline/premeal and at 30, 60, and 90 minutes postmeal)
2

Carbohydrate use

Carbohydrate utilization will be estimated from respiratory gas exchange

Time frame
90 minutes (baseline/premeal and at 30, 60, and 90 minutes postmeal)
3

Blood glucose

Blood glucose will be measured with fingerstick samples and a portable glucometer

Time frame
90 minutes (baseline/premeal and 30, 60, and 90 minutes postmeal)
4

Hunger-satiety perceptions

Hunger, appetite, satiety, and fullness on a 0-10 Likert scale

Time frame
90 minutes (baseline/premeal and 30, 60, and 90 minutes postmeal)

Other outcomes

Sponsors and contacts

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