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Current Studies

An online form is available to contact study coordinators.

Olive Oil Study - Men needed for Research Study

Scientists at UC Davis’ Department of Nutrition are conducting a study that examines the effects of olive oil polyphenols on cardiovascular health.

To participate in this research study, you must be willing to come in for 3 study visits over a period of a month. For each study visit, we will ask you to drink 2 tablespoons of olive oil, and donate a blood sample twice.

To qualify for this study you must be:

  • 20-50 years of age
  • In good health
  • Not taking any medications, and are willing to stop all supplement use 6 weeks prior to and throughout the study period

You will receive at no cost:

  • Copies of standard laboratory results

For more information, please call (530) 752-2915 or use our online form to contact study coordinator.

 

Resveratrol Study - Postmenopausal Women Needed for a Research Study

Scientists at UC Davis’ Department of Nutrition are conducting a study that looks at the effects of resveratrol supplements on cardiovascular health.

To qualify for this study you must be:

  • A postmenopausal woman
  • 50-70 years of age
  • Willing to come in for 3 study visits each lasting approximately 4 hours
  • Willing to consume a supplement ResA, native resveratrol, or placebo during study visits
  • Not taking medication for anxiety, depression, high blood pressure, cholesterol

You will receive at no cost:

  • Copies of standard laboratory results
  • Compensation for your visits

For more information, please call (530) 752-2915 or use our online form to contact study coordinator.

 

The Effects of Naturally Occurring and Sugar-Sweetened Beverages Study

Welcome to the UC Davis Nutrition Department Sugar and Stress Study site. Information about the Effects of Naturally Occurring and Sugar-Sweetened Beverage Study is given below.

People Are Consuming More Sugar

Scientists at the University of California, Davis and the University of California, San Francisco are conducting a research study to determine what the effects of drinking 3 sugar-sweetened beverages versus naturally-sweetened beverages each day has on a person´s metabolism.

We need healthy women, ages 25-40, BMI range 26-35, who:

  • Are willing to drink 3 sweetened beverages each day for approximately 15 days
  • Are non-smokers and not taking thyroid, lipid-lowering, diabetes, depression or blood pressure medications
  • Have extra time to devote to helping us answer this important question

Participation in this study requires a significant time commitment:

  • The entire study lasts approximately 31 days, with experimental testing days lasting
    approximately 17 days and follow-up questionnaires to be done at home 2 weeks after.
  • For portions of the study you will need to live (at no expense with all food provided) at the Western Human Nutrition Center located at UC Davis.
    • For 1 ½ days at the beginning of the study
    • For 1 ½ days at the end of the study
  • You will be compensated approximately $815 for completing the study.

Forms

For more information: call (916) 296-2100 or use the online form to contact study coordinator.

 

 

Lychee Study - Participants Needed for a Research Study

UC Davis nutrition scientists are conducting a study that looks at the effects of lychee fruit extract supplements on cardiovascular health.

To qualify you must be:

  • A postmenopausal woman, 50-70 years of age or a man, 40-65 years of age
  • Not taking medications for anxiety, depression, high blood pressure, cholesterol
  • Willing to consume a lychee fruit extract (LFE) supplement or a placebo during the study period

You will receive at no cost:

  • Copies of standard laboratory results
  • Compensation for your visits

For more information: call (530) 752-2915 or use the online form to contact study coordinator.

 

Volunteers Needed for Whole Grape Powder Study

Researchers at UC Davis / Nutrition Department are interested in studying the effects of whole grapes on markers of health.

Volunteers Needed

  • Individuals: overweight & with a BMI ≥ 30
  • Ages 18 and older
  • In good health
  • Not taking anti-inflammatory medications
  • Nonsmokers
  • Not pregnant or lactating

What Will Volunteers Do?

  • Come to the UC Davis/ Ragle Nutrition center 5 times during 10 week study, 2 visits will be approximately 5 hrs
  • You will be required to arrive fasted for blood draws and provide urine samples
  • You will be asked to consume a breakfast meal (provided by the researchers) on 2 study days
  • You will be asked not to eat grapes or products containing grapes (wine, juice, raisons, etc) as well as other high polyphenol foods during the study
  • You will be asked to consume a grape product beverage (provided by the researchers) every day during the study

Volunteers will receive up to $100 for participation

For more information, please call (530) 754-5994 prompt #1 or use our online form to contact study coordinator.