BibTex Citation Data :
@article{JAFT32279, author = {Kartika Pravitri and Muhammad Naufali and Keisha Widiyanti}, title = {Green Chitosan Extraction from Vannamei Shrimp Shell Waste Using Natural Organic Acids for Food Biopolymer Applications}, journal = {Journal of Applied Food Technology}, volume = {13}, number = {1}, year = {2026}, keywords = {Eco-friendly extraction; Food biopolymer; Natural organic acids; Shrimp shell waste; Sustainable food processing}, abstract = { Vannamei shrimp shell waste represents a promising renewable resource for sustainable chitosan production in food biopolymer applications. This study aimed to optimize the eco-friendly extraction of chitosan from Vannamei shrimp shell waste using a combination of Averrhoa bilimbi extract and citric acid as natural organic acids during the demineralization process. Response Surface Methodology (RSM) with Central Composite Design (CCD) was employed to evaluate the effects of citric acid concentration and soaking time on ash content reduction. The optimum extraction condition was obtained at 25.260% citric acid concentration and 100.470 minutes soaking time, resulting in chitosan with 7.464% ash content. The optimized chitosan exhibited moisture, protein, lipid, and carbohydrate contents of 11.52%, 0.49%, 0.06%, and 80.45%, respectively, with a moderate degree of deacetylation (65.98%). FTIR analysis confirmed the presence of characteristic chitosan functional groups, including O–H, N–H, C–H, and C–O vibrations, indicating successful deacetylation and chitosan formation. Morphological analysis using Scanning Electron Microscopy (SEM) revealed a porous and interconnected surface structure compared to commercial chitosan. In addition, the optimized chitosan showed lower ash and protein contents than commercial chitosan, indicating effective mineral and protein removal during extraction. These findings demonstrate that natural organic acids can serve as environmentally friendly alternatives to mineral acids for chitosan extraction and highlight their potential application in biodegradable food packaging and edible coating applications. }, issn = {2614-7076}, pages = {43--54} doi = {10.17728/jaft.32279}, url = {https://ejournal2.undip.ac.id/index.php/jaft/article/view/32279} }
Refworks Citation Data :
Vannamei shrimp shell waste represents a promising renewable resource for sustainable chitosan production in food biopolymer applications. This study aimed to optimize the eco-friendly extraction of chitosan from Vannamei shrimp shell waste using a combination of Averrhoa bilimbi extract and citric acid as natural organic acids during the demineralization process. Response Surface Methodology (RSM) with Central Composite Design (CCD) was employed to evaluate the effects of citric acid concentration and soaking time on ash content reduction. The optimum extraction condition was obtained at 25.260% citric acid concentration and 100.470 minutes soaking time, resulting in chitosan with 7.464% ash content. The optimized chitosan exhibited moisture, protein, lipid, and carbohydrate contents of 11.52%, 0.49%, 0.06%, and 80.45%, respectively, with a moderate degree of deacetylation (65.98%). FTIR analysis confirmed the presence of characteristic chitosan functional groups, including O–H, N–H, C–H, and C–O vibrations, indicating successful deacetylation and chitosan formation. Morphological analysis using Scanning Electron Microscopy (SEM) revealed a porous and interconnected surface structure compared to commercial chitosan. In addition, the optimized chitosan showed lower ash and protein contents than commercial chitosan, indicating effective mineral and protein removal during extraction. These findings demonstrate that natural organic acids can serve as environmentally friendly alternatives to mineral acids for chitosan extraction and highlight their potential application in biodegradable food packaging and edible coating applications.
Article Metrics:
Last update:
The authors submitting a manuscript do so on the understanding that if accepted for publication, copyright of the article shall be assigned to Journal of Applied Food Technology and Department of Food Technology, Universitas Diponegoro.
Copyright encompasses rights to reproduce and deliver the article in all form and media, including reprints, photographs, microfilms and any other similar reproductions, as well as translations. The reproduction of any part of this journal, its storage in databases and its transmission by any form or media, such as electronic, electrostatic and mechanical copies, photocopies, recordings, magnetic media, etc., will be allowed.
Journal of Applied Food Technology and Department of Food Technology, Universitas Diponegoro make every effort to ensure that no wrong or misleading data, opinions or statements be published in the journal. In any way, the contents of the articles and advertisements published in Journal of Applied Food Technology are sole and responsibility of their respective authors and advertisers.
This work is licensed under a Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License.
AddressDepartment of Food Technology, Faculty of Animal and Agricultural Sciences, Diponegoro University, Indonesia Jl. Prof. Soedarto SH Tembalang-Semarang, Building B 3rd Floor 50275
Email: jaft@live.undip.ac.id
View My Stats