1Department of Chemistry, Faculty of Mathematics and Natural Sciences, IPB University, Bogor, Indonesia
2Tropical Biopharmaca Research Center, IPB University, Bogor, Indonesia
3Division of Veterinary Pathology, Faculty of Veterinary Medicine, IPB University, Bogor, Indonesia
BibTex Citation Data :
@article{JKSA75803, author = {Adzkia Failasufa and Irmanida Batubara and Bambang Pontjo Priosoeryanto and Auliya Ilmiawati}, title = {Toxicity and Antioxidant Activities of Indonesian Rambutan (Nephelium lappaceum L.) Peel Extracts: A Comparative Analysis Across Varieties Based on Phytochemical Content}, journal = {Jurnal Kimia Sains dan Aplikasi}, volume = {28}, number = {8}, year = {2025}, keywords = {Antioxidant; toxicity; N. lappaceum peel; secondary metabolites; TLC-bioautography}, abstract = { Indonesia has long been known as a tropical country rich in various local cultivars of rambutan ( Nephelium lappaceum L.), including Aceh Lebak (AL), Aceh Pelat (AP), Binjai (B), Gula Batu (GB), and Sikoneng (SK). Due to their phenolic and flavonoid compound, rambutan peel extracts have been reported to exhibit antioxidant and antiproliferative properties. Variation among cultivars suggests potential differences in bioactive compound content and biological activity. The objective of this study was to evaluate the antioxidant and toxicity profiles of five rambutan peel varieties and their correlation with total phenolic compound (TPC) and total flavonoid content (TFC). The antioxidant activity was evaluated using the 2,2-diphenyl-1-picrylhydrazyl (DPPH) method, and phenolic and flavonoid contents were measured by colorimetric assays. Toxicity was assessed using the Brine Shrimp Lethality Test (BSLT). Bioautography analysis using TLC-DPPH was conducted to identify antioxidant-active compounds. In this study, all rambutan peel extracts indicated the presence of flavonoids, phenolics, saponins, steroids, alkaloids, and triterpenoids. The highest extract yield was observed in Sikoneng, also with the highest TPC and TFC values. The Binjai variety exhibited strong antioxidant activity (IC 50 = 4.73 ± 0.19 mg/L) and three active antioxidant spots; however, it also exhibited toxicity (LC 50 = 136.27 ± 6.58 mg/L). The correlation between total phenolic or flavonoid content and the observed biological activity was not statistically significant, indicating that additional metabolites or synergistic interactions may also contribute. These findings underscore the significant impact of biodiversity on differences in compound levels and potential biological activities among rambutan peel varieties. }, issn = {2597-9914}, pages = {416--425} doi = {10.14710/jksa.28.8.416-425}, url = {https://ejournal.undip.ac.id/index.php/ksa/article/view/75803} }
Refworks Citation Data :
Indonesia has long been known as a tropical country rich in various local cultivars of rambutan (Nephelium lappaceum L.), including Aceh Lebak (AL), Aceh Pelat (AP), Binjai (B), Gula Batu (GB), and Sikoneng (SK). Due to their phenolic and flavonoid compound, rambutan peel extracts have been reported to exhibit antioxidant and antiproliferative properties. Variation among cultivars suggests potential differences in bioactive compound content and biological activity. The objective of this study was to evaluate the antioxidant and toxicity profiles of five rambutan peel varieties and their correlation with total phenolic compound (TPC) and total flavonoid content (TFC). The antioxidant activity was evaluated using the 2,2-diphenyl-1-picrylhydrazyl (DPPH) method, and phenolic and flavonoid contents were measured by colorimetric assays. Toxicity was assessed using the Brine Shrimp Lethality Test (BSLT). Bioautography analysis using TLC-DPPH was conducted to identify antioxidant-active compounds. In this study, all rambutan peel extracts indicated the presence of flavonoids, phenolics, saponins, steroids, alkaloids, and triterpenoids. The highest extract yield was observed in Sikoneng, also with the highest TPC and TFC values. The Binjai variety exhibited strong antioxidant activity (IC50 = 4.73 ± 0.19 mg/L) and three active antioxidant spots; however, it also exhibited toxicity (LC50 = 136.27 ± 6.58 mg/L). The correlation between total phenolic or flavonoid content and the observed biological activity was not statistically significant, indicating that additional metabolites or synergistic interactions may also contribute. These findings underscore the significant impact of biodiversity on differences in compound levels and potential biological activities among rambutan peel varieties.
Article Metrics:
Last update:
Last update: 2026-09-20 17:41:03
As an article writer, the author has the right to use their article for various purposes, including use by institutions that employ the author or institutions that provide funding for the research. These author rights are granted without special permission.
Authors who publish a paper in JKSA have broad rights to use their work for teaching and scientific purposes without the need to request permission, including: (i) teaching in the author's class or institution; (ii) presenting the work at meetings or conferences and distributing copies to participants; (iii) using the work in training conducted by the author or the author's institution; (iv) distributing copies to colleagues for research purposes; (v) using the work in the compilation of subsequent works by the author; (vi) including the work in a thesis or dissertation; (vii) reusing part of the article in another work, with appropriate citation; (viii) preparing derivative works, with appropriate citation; and (ix) voluntarily posting the work on open websites operated by the author or the author's institution for scientific purposes, in accordance with the CC BY-SA License.
Authors and readers may copy and redistribute the material in any medium or format, and may remix, transform, and build upon the material for any purpose, provided that they give appropriate credit by citing the article or its content, provide a link to the license, and indicate if changes were made.
The authors submitting a manuscript do so on the understanding that, if accepted for publication, the copyright of the article shall be assigned to Jurnal Kimia Sains dan Aplikasi (JKSA). Copyright encompasses the rights to reproduce and distribute the article in all forms and media, including reprints, photographs, microfilms, and any other similar reproductions, as well as translations.
Reproducing any part of this journal, storing it in a database, or transmitting it in any form or medium is permitted without written permission from JKSA. However, the original source must be properly cited in accordance with academic conventions.
JKSA, the Chemistry Department of Diponegoro University, and the Editor make every effort to ensure that no inaccurate, false, or misleading data, opinions, or statements are published in JKSA. However, the content of each article is the sole and exclusive responsibility of its authors.
The Copyright Transfer Form can be downloaded here: [Copyright Transfer Form - Indonesian] [Copyright Transfer Form - English]. The copyright form should bear the authors' original signatures and be sent to the Editor as a printed document, a scanned document sent via email, or by fax.
Prof. Adi Darmawan, Ph.D (Editor in Chief)
Editor in chief of Jurnal Kimia Sains dan Aplikasi (JKSA)
Chemistry Department, Faculty of Sciences and Mathematics, Diponegoro University
Visitor: View My Stats
Jurnal Kimia Sains dan Aplikasi is indexed in:
This work is licensed under a Creative Commons Attribution-ShareAlike 4.0 International License.