Carotenoid Response to the Intake of Vegetables and Fruits
Not Applicable
Completed
- Conditions
- Resonance Raman Spectroscopy for Dietary Carotenoid Intake
- Registration Number
- NCT01403844
- Lead Sponsor
- USDA Grand Forks Human Nutrition Research Center
- Brief Summary
The purpose of this study is to validate the non-invasive tool, resonance Raman spectroscopy for assessing vegetable and fruit consumption.
- Detailed Description
This study will validate the use of resonance Raman spectroscopy to assess vegetable and fruit intake by performing a controlled feeding study during which volunteers will consume a provided diet with known amounts of carotenoids in the form of fruits and vegetables.
Recruitment & Eligibility
- Status
- COMPLETED
- Sex
- All
- Target Recruitment
- 29
Inclusion Criteria
- Men and women aged 18 - 65 years
- Weight stable (±5 lbs) for at least 2 months prior to the start of the study
- Body mass index (BMI) between 19-30 kg/m2
- Willing to refrain from the use of nicotine and dietary supplements for the duration of the study
- Willing to maintain baseline weight and physical activity levels
Exclusion Criteria
- BMI greater than 30.
- Gastrointestinal disorders, disease, or medication that affects carotenoid absorption or storage
- Current smoker
- Allergies or intolerances to foods to be utilized in the study
- Consumption of greater than an average of 1 alcoholic drink/day for women and 2/day for men, use of nutritional/sports supplements (if unwilling to discontinue during the study)
- Pregnancy or lactating
Study & Design
- Study Type
- INTERVENTIONAL
- Study Design
- SINGLE_GROUP
- Primary Outcome Measures
Name Time Method Serum and skin levels of carotenoids in adults fed a high carotenoid diet 28 weeks
- Secondary Outcome Measures
Name Time Method
Trial Locations
- Locations (1)
Grand Forks Human Nutrition Research Center
🇺🇸Grand Forks, North Dakota, United States
Grand Forks Human Nutrition Research Center🇺🇸Grand Forks, North Dakota, United States