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Related Experiment Video

Updated: Sep 27, 2025

A Psychophysics Paradigm for the Collection and Analysis of Similarity Judgments
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Reminder-preference test, affective difference-preference test using reference framing with a brand: 1. Sensitivity

Min-A Kim1, Ye-Jin Lee2, Myung-Shin Kim2

  • 1Department of Food Science and Technology, College of Engineering, Ewha Womans University, Seoul 03760, South Korea; Division of Food and Nutrition, Chonnam National University, Gwangju 61186, South Korea.

Food Research International (Ottawa, Ont.)
|April 11, 2022
PubMed
Summary
This summary is machine-generated.

Developing new sugar-reduced drinks requires effective sensory tests. The new "reminder-preference test" is more sensitive than older methods for evaluating consumer preference and sensory differences.

Keywords:
A-Not A with reminderDifference-preference testMarketing effectPaired-preference testReformulationSugar reduction

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Area of Science:

  • Food Science
  • Sensory Analysis
  • Consumer Behavior

Background:

  • Reducing sugar in carbonated drinks while maintaining quality is a key industry challenge.
  • Effective sensory testing is crucial for evaluating reformulated products against reference standards.
  • Existing methods may not fully capture consumer perception influenced by marketing.

Purpose of the Study:

  • To develop and validate a novel sensory test method for evaluating reformulated drinks.
  • To compare the sensitivity of the new method against a previously established test.
  • To investigate the incorporation of marketing effects into consumer sensory evaluations.

Main Methods:

  • Developed the "reminder-preference test" incorporating A-Not AR design and marketing familiarization.
  • Compared its sensitivity using signal detection d' analyses against the "same-different difference-preference test".
  • Utilized a lemon-lime carbonated drink as the reference with two reformulations, tested by consumer groups.

Main Results:

  • The "reminder-preference test" demonstrated higher sensitivity in both sensory discrimination and preference evaluation.
  • Signal detection d' analyses confirmed the enhanced effectiveness of the new method.
  • The study successfully integrated brand effects into consumer sensory evaluation.

Conclusions:

  • The "reminder-preference test" is a more effective and efficient tool for consumer sensory measurements.
  • Incorporating marketing information enhances the evaluation of reformulated products.
  • This method aids in achieving reformulation objectives by better understanding consumer perception.