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Article
Publication date: 8 February 2011

Nasirullah, Pravin Kumar and Rizwan Shariff

Nutraceuticals which have nutritional and therapeutic properties cannot be consumed directly due to their off flavor hence, a carrier in the form of microcapsules may be a better…

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Abstract

Purpose

Nutraceuticals which have nutritional and therapeutic properties cannot be consumed directly due to their off flavor hence, a carrier in the form of microcapsules may be a better option for their application in foods. The purpose of this paper is to describe the preparation of nutraceutical barriers as microcapsulels.

Design/methodology/approach

Nutraceutical concentrates were isolated using methanol from sesame (Sesamum indicum), linseeds (Linum usitatissimum), black mustard (Brassica napus), yellow mustard (Brassica compestris) and niger seeds (Guizotai abyssinica) employing established protocol. These concentrates were further purified, enriching active ingredients using column chromatography to remove hydrocarbons, gums and other non‐polar inactive materials. These purified concentrates were subjected for sesamol, tocopherol, polyphenol and β‐carotene estimations. Subsequently, they were converted into microcapsules using spray drying, inclusion complexation and liposomal entrapment techniques.

Findings

The scanning electron microscope image of the spray‐dried nutraceutical concentrates isolated from sesame seeds showed that microcapsules were spherical in shape with 5‐25 μm in diameter with mean particle size of 10 μm with smooth outer surface and bee net like inner structure which yielded a uniform and smooth wall of microcapsules. Thickness of the wall was found to be 2‐5 μm. Sesamol, tocopherol, polyphenol and β‐carotene found to be ranging between 35,600 and 0; 14,520 and 890; 35,800 and 5,900 and 890 and 290 ppm. The encapsulation efficiency of spray drying, inclusion complexation and liposomal entrapment was 75.5, 54 and 58 percent, respectively, which considered to be good efficiency. The moisture content of the powders were found to be between 4 and 5 percent. The difference between the highest and the lowest moisture content at each relative humidity was about 0.5 percent. The percent nutraceutical concentrate adhering to the surface of granules during above encapsulation ranged between 1 and 5.5 percent.

Originality/value

Much work has been done on the nutraceuticals but information is very scarce on nutraceutical carriers. To carry the nutraceuticals to the site of delivery in intact form, nutraceutical carriers are inevitable. This paper describes how to prepare nutraceutical carriers as microcapsules by using spray drying, complexation and liposome entrapment procedures to obtain stable granules which can be used in food applications.

Details

Nutrition & Food Science, vol. 41 no. 1
Type: Research Article
ISSN: 0034-6659

Keywords

Article
Publication date: 22 December 2022

Sabeeh Ullah, Muhammad Haroon, Shahzad Hussain and Ajid Ur Rehman

Islamic label of an organization attracts Muslims for investment. There is a rising concern with a huge profile of corporate governance related to the Islamic rules (principles)…

Abstract

Purpose

Islamic label of an organization attracts Muslims for investment. There is a rising concern with a huge profile of corporate governance related to the Islamic rules (principles). In this context, this study aims to examine the effect of Islamic labelling on corporate governance in the Pakistani setting.

Design/methodology/approach

This study used a panel data set comprising 120 non-financial Shariah-compliant and non-Shariah-compliant Islamic firms listed on the Pakistan Stock Exchange over the period 2013–2020. For analysis, this study used static panel data estimation techniques. Moreover, for robustness check, this study also applied the system generalized method of movements procedure.

Findings

The findings deduced from empirical estimations reveal that Islamic labelling is positively associated with corporate governance. Overall, results indicate that Islamic labelling promotes corporate governance practices in Pakistan.

Originality/value

It is of utmost importance in terms of both theoretical and empirical context that Pakistan is a Muslim country having a 96.5% Muslim population, and it is evident that Muslims are allowed to execute their business under the guidance of Shariah principles. This study is unique because most of the previous literature provides empirical support related to the impact of corporate governance on capital structure, profitability and firm performance in conventional and Islamic firms. Practically, there is scarce literature on this issue.

Details

Journal of Islamic Accounting and Business Research, vol. 14 no. 6
Type: Research Article
ISSN: 1759-0817

Keywords

Article
Publication date: 6 September 2021

Tijjani Muhammad and Besar Bin Ngah

This study developed a model for the mediation role of satisfaction on Jaiz bank products and services as an alternative way of improving customer’s subjective experiences of…

Abstract

Purpose

This study developed a model for the mediation role of satisfaction on Jaiz bank products and services as an alternative way of improving customer’s subjective experiences of banking in Nigeria.

Design/methodology/approach

This paper adopted structural equation modelling’s confirmatory factory analysis with three-factor theory. Composite reliability, average variance extracted and discriminant validity were used to test the validity and reliability of data collected from a sample of 345 participants comprising senior, middle and lower-income earners. Also, descriptive statistics and independent analysis of variance were used for the analyses.

Findings

This paper provides insights into how Jaiz bank products and services will significantly improved the social lifestyle of Nigeria. Findings also indicates how context-specific Islamic bank products and services are embedded in the social ordering of communities in Nigeria and thus facilitate a more satisfactory and productive experience of customers.

Practical implications

Findings from the study provide insight and inform managers in making an informed decision on the products and services offered to a section of the popular, where strategic and analytical insights could strengthen different segments of the banking system in Nigeria. This study emphasises the significance of Islamic banking within the specific context of Nigeria, and also has an obvious theory and management implications.

Originality/value

It is hard to find a research paper discussing the mediation role of customer’s satisfaction on Jaiz bank products and services in improving the social lifestyle of Nigerians. This study provides a model that can be adopted in analysing products and services of Islamic banks based on customer’s satisfaction.

Details

Journal of Islamic Marketing, vol. 14 no. 1
Type: Research Article
ISSN: 1759-0833

Keywords

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