Status:

COMPLETED

Assessment of Reward Responses to Erythritol Using Flavor Preference Learning

Lead Sponsor:

University Hospital, Basel, Switzerland

Conditions:

Reward Responses

Gastrointestinal Hormones

Eligibility:

All Genders

18-55 years

Phase:

NA

Brief Summary

The aim of this project is to investigate the reward responses to oral erythritol compared to sucrose and sucralose using flavor preference learning in healthy participants. In addition, the release o...

Detailed Description

This trial is a randomized, double-blind, cross-over study; the project set-up will be single-centre, national. The study is composed of six visits: one screening visit, one pre-test visit, three cond...

Eligibility Criteria

Inclusion

  • Healthy normal weight participants with a body-mass index (BMI) of 19.0-24.9 kg/m2
  • Age 18-55 years
  • Stable body weight (±5%) for at least three months
  • Able to give informed consent as documented by signature
  • 3 drinks rated as neutral and novel (from the flavor preference learning)

Exclusion

  • Non-taster (deficits of taste and smell) or supertaster
  • Fructose intolerance
  • Shift worker
  • Pre-existing regular consumption of erythritol and/or sucralose and/or aspartame (\>1/week)
  • Substance abuse (more than 1 glass wine/beer per day; consumption of cannabis, cocaine, heroin, etc.)
  • Regular intake of medications, except contraceptives
  • Chronic or clinically relevant acute infections
  • Pregnancy: although no contraindication, pregnancy might influence metabolic state.
  • Participation in another study with investigational drug within the 30 days preceding and during the present study
  • Pre-existing diet (vegetarian, vegan, sugar free)
  • Inability to follow procedures due to psychological disorders or insufficient knowledge of project language (German)
  • Calculated dose of erythritol outside the range of 30-60g (per 300mL) (from the sweetness matching)

Key Trial Info

Start Date :

March 17 2022

Trial Type :

INTERVENTIONAL

Allocation :

ACTUAL

End Date :

September 16 2022

Estimated Enrollment :

20 Patients enrolled

Trial Details

Trial ID

NCT05279183

Start Date

March 17 2022

End Date

September 16 2022

Last Update

October 12 2022

Active Locations (1)

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Page 1 of 1 (1 locations)

1

St. Claraspital

Basel, Switzerland, 4002