Pizza Study


Study Type
Study Purpose
The purpose of this research study is to determine if a food supplement vs. a placebo will reduce appetite and hunger.
About the Study
This study will examine the effect of a food supplement, Appethyl™, in comparison to a placebo, regard to hunger, satiety and food intake after a single dose.
Study Design

Number of visits:

  • 1 Screening visit
  • 2 Test days (Inpatient Unit 8:00am-6:30pm—1 week apart)

Study procedures:

  • BIA-scale to determine body fat
  • VAS-computerized testing
  • Food preferences-computerized testing
  • Blood draws

Participants will be asked to come to Pennington Biomedical for two test days. As this is a cross over study, participants will consume the food supplement Appethyl™ before feeding on one test day, and will consume a placebo on the other test day. Test days will consist of eating a breakfast of 300 calories, a lunch of 750 calories and a pizza for dinner.  All study-related procedures and meals will be provided at no cost to the participant.

Study Qualifications
  • Age: 18-65 years old
  • Weight: BMI (25-35) calculate your BMI
  • Waist circumference >35 inches
Study Duration
Approximately 3 weeks
Earn up to $300 for participation
Study Contact
If you are interested in volunteering for the PIZZA study, click here to screen online, call 225-763-3000 or email

If you think you may be eligible, please click the button below to screen online.

Please do not fill out this questionnaire for anyone other than yourself unless you are their legal guardian.
If you know someone who may be interested please direct them to the site or have them call us directly at 225-763-3000.


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