Clinical trials: Portion Sizes
Nutrition Assessment
Validity of an AI-based Program to Identify Foods and Estimate Food Portion Size
The purpose of this study is to test the accuracy of the Nutrition Artificial Intelligence in the Openfit app during meals in a controlled laboratory setting
- Trial name
- PortionSizeAI (NCT05343585)
- Testing
- PortionSize AI
- Where
- United States
- Volunteers
- 24 people, healthy volunteers welcome
- Sponsor
- Pennington Biomedical Research Center
Feeding Behavior
Variations in Palatability and Portion Size of Vegetables on Meal Intake of Preschool Children
The aim of the study is to determine the effect of varying both the palatability and portion size of vegetables served to preschool children at a meal on the outcomes of food and energy intake at the meal.
- Trial name
- NCT03926065
- Testing
- Plain Vegetables Served in 100% Portion Size, Plain Vegetables Served in 200% Portion Size, Enhanced Vegetables Served in 100% Portion Size
- Where
- United States
- Volunteers
- 67 people
- Sponsor
- Penn State University
Feeding Behavior
Effect of Portion Size Over 5 Days in Preschool Children
In this study, the investigators varied the portion size of all meals served during two 5-day periods. During one period, baseline amounts of all foods and beverages were served, and during the other, the portion size of all…
- Trial name
- NCT02963987
- Testing
- Food and Beverage Portion Size
- Where
- 2 sites in United States
- Volunteers
- 50 people
- Sponsor
- Penn State University
Obesity
Snack Food Reinforcement in Obese and Non-obese Women
Food reinforcement, motivation to obtain food, is associated with energy intake and obesity. Finding ways to decrease the reinforcing value of unhealthy foods may help with adherence to diets and weight loss.
- Trial name
- NCT00837694
- Where
- United States
- Volunteers
- 65 people, healthy volunteers welcome
- Sponsor
- State University of New York at Buffalo
Dietary Habits
The PortionSize Smartphone App Pilot (PS Pilot)
The objective is to examine the preliminary validity, reliability and perceived participant satisfaction of the PortionSize app.
- Trial name
- PS Pilot (NCT04494971)
- Where
- United States
- Volunteers
- 15 people
- Sponsor
- Pennington Biomedical Research Center