Taste trial: Davidson plum (Davidsonia jerseyana) sorbet

This project is successfully completed. Data analysis and publications are in process.

Project Description

 Title: The sensory attributes of sorbets containing different ratios of Davidson Plum Powder

 This project has received University of Canberra Human Research Ethics Approval (HREC 2023-13368).

The Davidson plum is a commercially grown native fruit within Australia. They have been used for a variety of food products including jams, chutneys, and commercial smoothies. The Davidson Plum contains a significant amount of antioxidant capacity that could be utilised as a bioactive food product providing significant health benefits. The common food products this fruit is found within are considered processed, thus containing high amounts of sugar and additives to enhance the flavour and colour. Furthermore, they are underutilised as a potential food product with no significant research on their antioxidant effect within humans. Therefore, this research project aims to determine the acceptability and likeability of sorbet containing various levels of Davidson plum powder. The findings of this project may provide baseline evidence on the utilisation of Davidson plum powder in functional food product development. Furthermore, the findings can be used as a stepping stone for a clinical trial to evaluate the use of the Davidson plum as a functional ingredient in several different foods to improve health within an athletic population.

This project is funded by the University of Canberra and via the funds of the FFNR Laboratory.

The aim of this research is to assess the colour, odor, taste, consistency, overall preference, sensory attributes likeability, acceptability of different ratios of Davidson Plum powder in a variety of sorbets.

We would like to hear from you if you:

  1. Have no known digestive issues

  2. Are between 18 and 65 years of age

  3. Are currently residing in the Greater Australian Capital Territory Region (Including Queanbeyan)

What is involved:

  1. The study will be conducted over 3 sessions approximately 60 minutes each.

  2. Training in sensory analysis on Davidson plum (Davidsonia jerseyana).

  3. Consume and evaluate a variety of sorbets (Strawberry, blueberry, raspberry & pomegranate) containing Davidson plum powder for sensory characteristics, acceptability and likeability.

What is in it for me:

  1. A better understanding of the effects of stress on sleep quality.

  2. Training in sensory analysis of Australian native food products

  3. A summary of the results at the end of the study

  4. Tasting of fruit based sorbets

Contact us for more information

Meet the Team

  • Miss Brittany Harriden

    PhD Student (Food Science & Nutrition)

    (University of Canberra)

  • Prof Andrew McKune

    Prof Andrew McKune

    Professor in Sport & Exercise Science

    (University of Canberra)

  • Prof Nenad Naumovski

    Professor in Food Science & Human Nutrition

    (University of Canberra)

Recent Publication on this topic from our team

  1. Harriden B, Thomas G, Naumovski N (2023), Commercially Available Australian Indigenous Plants as a Basis for Development of Functional Food Products, 4th International Conference on Food Bioactives and Health, Prague, Czech Republic, (https://fbhc2023.com/); Abstract: Click Here

  2. Williams J, McKune A, Naumovski N. (2023). Sorbets as Functional Food Products, Unexplored Food Matrices, Their Challenges, and Advancements. Applied Sciences. 13(21) https://doi.org/10.3390/app132111945

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