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Identifying Key Attributes for Protein Beverages.

A E Oltman1, K Lopetcharat2, E Bastian3

  • 1Southeast Dairy Foods Research Center, North Carolina State Univ, Raleigh, NC, 27695, U.S.A.

Journal of Food Science
|May 7, 2015
PubMed
Summary
This summary is machine-generated.

Consumer preferences for protein beverages show sweetener type is most important, followed by protein amount. While priming statements boosted concept liking, flavor remains crucial for overall appeal, with lower protein content preferred over higher amounts.

Keywords:
Kanoconjointconsumer preferenceprimingprotein beverages

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Area of Science:

  • Food Science
  • Consumer Behavior

Background:

  • Protein beverages are increasingly popular, but understanding consumer preferences for key attributes is essential for product development.
  • Optimizing protein beverage formulations requires insight into how different components influence consumer acceptance.

Purpose of the Study:

  • To identify key attributes influencing consumer choice in protein beverages.
  • To evaluate the impact of priming statements on consumer liking of protein beverages.
  • To understand consumer segmentation based on protein beverage preferences.

Main Methods:

  • An adaptive choice-based conjoint study and Kano analysis were used with 432 consumers to assess attribute importance.
  • Two whey protein beverages were developed and tested with 151 consumers under different priming conditions.
  • Statistical analysis, including two-way ANOVA, was employed to evaluate priming effects.

Main Results:

  • Sweetener type was the most critical attribute, followed by protein amount, protein type, and label claim.
  • Consumers preferred whey protein, natural sweeteners, reduced sugar, and at least 15g of protein per serving.
  • Priming statements improved concept liking but not overall liking; lower protein (10g) was preferred over higher (20g) due to flavor.

Conclusions:

  • Sweetener type and desirable flavor are paramount for successful protein beverage market introduction.
  • Consumer segmentation reveals distinct preference groups for protein type, sweetener, and protein amount.
  • Product development should prioritize flavor and consider optimal protein levels to meet consumer expectations.