agriTECH
Vol 45, No 4 (2025)

Physicochemical Characterization of Kaffir Lime Leaves (Citrus hystrix D.C.) Powder with Oxidized Starch Encapsulation




Article Info

Publish Date
06 Dec 2025

Abstract

Kaffir lime leaves (Citrus hystrix D.C.) contain various bioactive compounds, including phenols, terpenoids, alkaloids, and flavonoids. These bioactive constituents are highly susceptible to degradation. Therefore, encapsulation is necessary to enhance their stability. The use of maltodextrin as the sole coating material often results in particle agglomeration and weak microcapsule structures. This research evaluated how the ratios and concentrations of coating materials affect the physicochemical properties of kaffir lime powder. This research involved the preparation of starch using the photooxidation method, the extraction of kaffir lime leaves, the production of kaffir lime leaves powder, and the analysis of kaffir lime leaves powder. The parameters evaluated included moisture content, hygroscopicity, solubility, and Fourier Transform Infrared (FTIR). Data were analyzed using the Analysis of Variance (ANOVA) test with a significance level of ≤ 0.05. The results showed that the combination of photooxidized starch and maltodextrin as an encapsulation material, at a total concentration of 60% had a moisture content of 9.18%, hygroscopicity 5.71%, solubility 61.91%, polyphenol content 5.33 mg GAE/g, and polyphenol damage 10,06%.

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Journal Info

Abbrev

agritech

Publisher

Subject

Agriculture, Biological Sciences & Forestry

Description

Agritech with registered number ISSN 0216-0455 (print) and ISSN 2527-3825 (online) is a scientific journal that publishes the results of research in the field of food and agricultural product technology, agricultural and bio-system engineering, and agroindustrial technology. This journal is ...