Study Type

Weight Loss

Study Purpose

The LIGHT-UP research study will assess the effects of an investigational weight loss product for weight management purposes.

About the Study

Gelesis200, administered in capsules, contains two natural food ingredients. The study is investigating if capsules containing Gelesis200 can promote your weight loss. The capsules should be ingested daily before lunch and dinner.

Study Design

Number of Visits:

  • 2 screening visits
  • 11 study visits
  • 3 follow-up visits


  • Medical history
  • Physical exam
  • Body measurements
  • Vital signs
  • Urine pregnancy test (women of child bearing potential)
  • Drug screen
  • Blood tests
  • Questionnaires
  • Physical exam
  • EKG (to measure heart activity)
  • Oral glucose tolerance test

Study Qualifications

To qualify for this research study, participants should:

  • Be between the ages of 22-65
  • Have a body mass index (BMI) between 27-40. calculate your BMI

*You may not qualify for this study based on other eligibility criteria not listed. The study coordinator will go over this information in detail.

Study Duration

Participation in this study is expected to last up to 35 weeks.


Participants will receive up to $650 upon study completion.

Study Contact

If you are interested in volunteering for this research study, click the button below to screen online. You may also 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.


English Calculation
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