Physical properties of kelulut honey emulsions with different oil types and emulsifier concentrations

Kelulut honey (KH) is a honey produced by stingless bee species, known for its high nutritional content and health benefits. Even though it is very healthy, some people cannot consume it directly. Therefore, incorporating this type of honey into an emulsion system is a good...

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Main Authors: Rosdi, Fatin Naimah, Mohd Nor, Mohd Zuhair, Wan Mohamad, Wan Anwar Fahmi, Wan Mokhtar, Wan Mohd Fadli
Format: Article
Published: Penerbit Universiti Sultan Zainal Abidin 2021
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author Rosdi, Fatin Naimah
Mohd Nor, Mohd Zuhair
Wan Mohamad, Wan Anwar Fahmi
Wan Mokhtar, Wan Mohd Fadli
author_facet Rosdi, Fatin Naimah
Mohd Nor, Mohd Zuhair
Wan Mohamad, Wan Anwar Fahmi
Wan Mokhtar, Wan Mohd Fadli
author_sort Rosdi, Fatin Naimah
collection UPM
description Kelulut honey (KH) is a honey produced by stingless bee species, known for its high nutritional content and health benefits. Even though it is very healthy, some people cannot consume it directly. Therefore, incorporating this type of honey into an emulsion system is a good strategy to increase its consumption. Emulsion technology is one of the alternative technologies nowadays which combines two or more immiscible liquids to form a solution. In this study, KH emulsions were emulsified with glyceryl monostearate (GMS) and stabilised by xanthan gum. There were two stages involved to determine the effects of variations in oil types and emulsifier concentrations on the physical properties of KH emulsions. In the first stage, three types of oil were used as the dispersed phase, which were palm oil, canola oil, and sunflower oil. Then in the second stage, different concentrations of GMS(0.25, 0.5, 0.75 and 1%)were applied. From the droplet size analysis, the emulsion with sunflower oil and the highest concentration of GMS gave the smallest diameter of 0.78 ±0.01μmand the lowest polydispersity index (pdI)of 16.2±2.03%. Meanwhile, the texture analysis shows that emulsion with palm oil has the highest firmness (45.16±2.83 g) and consistency (305.44±14.91 g.sec) values. The foaming index on the other hand depicts that emulsion with palm oil and that with the lowest concentration of GMS gave the highest foam stability. From this study, a physically stable oil-in-water KH emulsion was produced, which should undergo further chemical, sensory and storage studies for commercial production in the future.
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spelling upm.eprints-945852022-12-06T07:02:15Z http://psasir.upm.edu.my/id/eprint/94585/ Physical properties of kelulut honey emulsions with different oil types and emulsifier concentrations Rosdi, Fatin Naimah Mohd Nor, Mohd Zuhair Wan Mohamad, Wan Anwar Fahmi Wan Mokhtar, Wan Mohd Fadli Kelulut honey (KH) is a honey produced by stingless bee species, known for its high nutritional content and health benefits. Even though it is very healthy, some people cannot consume it directly. Therefore, incorporating this type of honey into an emulsion system is a good strategy to increase its consumption. Emulsion technology is one of the alternative technologies nowadays which combines two or more immiscible liquids to form a solution. In this study, KH emulsions were emulsified with glyceryl monostearate (GMS) and stabilised by xanthan gum. There were two stages involved to determine the effects of variations in oil types and emulsifier concentrations on the physical properties of KH emulsions. In the first stage, three types of oil were used as the dispersed phase, which were palm oil, canola oil, and sunflower oil. Then in the second stage, different concentrations of GMS(0.25, 0.5, 0.75 and 1%)were applied. From the droplet size analysis, the emulsion with sunflower oil and the highest concentration of GMS gave the smallest diameter of 0.78 ±0.01μmand the lowest polydispersity index (pdI)of 16.2±2.03%. Meanwhile, the texture analysis shows that emulsion with palm oil has the highest firmness (45.16±2.83 g) and consistency (305.44±14.91 g.sec) values. The foaming index on the other hand depicts that emulsion with palm oil and that with the lowest concentration of GMS gave the highest foam stability. From this study, a physically stable oil-in-water KH emulsion was produced, which should undergo further chemical, sensory and storage studies for commercial production in the future. Penerbit Universiti Sultan Zainal Abidin 2021-09 Article PeerReviewed Rosdi, Fatin Naimah and Mohd Nor, Mohd Zuhair and Wan Mohamad, Wan Anwar Fahmi and Wan Mokhtar, Wan Mohd Fadli (2021) Physical properties of kelulut honey emulsions with different oil types and emulsifier concentrations. Journal of Agrobiotechnology, 12 (1s). 92 - 100. ISSN 2180-1983 https://journal.unisza.edu.my/agrobiotechnology/index.php/agrobiotechnology/article/view/274 10.37231/jab.2021.12.1S.274
spellingShingle Rosdi, Fatin Naimah
Mohd Nor, Mohd Zuhair
Wan Mohamad, Wan Anwar Fahmi
Wan Mokhtar, Wan Mohd Fadli
Physical properties of kelulut honey emulsions with different oil types and emulsifier concentrations
title Physical properties of kelulut honey emulsions with different oil types and emulsifier concentrations
title_full Physical properties of kelulut honey emulsions with different oil types and emulsifier concentrations
title_fullStr Physical properties of kelulut honey emulsions with different oil types and emulsifier concentrations
title_full_unstemmed Physical properties of kelulut honey emulsions with different oil types and emulsifier concentrations
title_short Physical properties of kelulut honey emulsions with different oil types and emulsifier concentrations
title_sort physical properties of kelulut honey emulsions with different oil types and emulsifier concentrations
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AT wanmohamadwananwarfahmi physicalpropertiesofkeluluthoneyemulsionswithdifferentoiltypesandemulsifierconcentrations
AT wanmokhtarwanmohdfadli physicalpropertiesofkeluluthoneyemulsionswithdifferentoiltypesandemulsifierconcentrations