Vitamin C Composition and Antioxidant Activity Assessment of Herbal Kombucha Tea from Bidara Leaves (Ziziphus mauritiana Lam)
Main Article Content
Page: 1004-1017
Abstract
Background: Bidara leaves (Ziziphus mauritiana Lam.) have long been used in traditional medicine due to their bioactive compounds, such as flavonoids, tannins, and vitamin C. Fermenting bidara leaves into kombucha has the potential to enhance antioxidant activity through bioconversion processes carried out by starter microbes (Acetobacter xylinum and Saccharomyces cerevisiae). However, scientific data regarding the vitamin C profile and antioxidant activity of bidara leaf kombucha remain limited. Objective: This study aims to analyze the vitamin C content and antioxidant activity of bidara leaf herbal kombucha, as well as to characterize the quality of the simplisia based on the Indonesian National Standard (SNI) 4324:2014. Methods: This descriptive study involved: (1) preparation of bidara leaf simplisia, (2) 12-day kombucha fermentation, (3) phytochemical screening, (4) determination of vitamin C content using UV-Vis spectrophotometry (λ = 266 nm), and (5) antioxidant activity assay using the DPPH method (λ = 517 nm). Results: The bidara leaf simplisia met the SNI quality standards, with a moisture content of 5.33% and a total ash content of 6.73%. Phytochemical screening identified the presence of flavonoids, saponins, tannins, glycosides, steroids/triterpenoids, and alkaloids. The vitamin C content of the kombucha was 0.009 mg/g, while the IC₅₀ value for antioxidant activity was 621.2158 µg/mL, which falls into the weak category. Conclusion: Bidara leaf kombucha contains bioactive compounds and vitamin C, with weak antioxidant activity. Fermentation increases antioxidant activity compared to non-fermented bidara tea infusion (IC₅₀ = 1129.0069 µg/mL), although it remains lower than that of pure vitamin C (IC₅₀ = 3.0710 µg/mL).
Downloads
Article Details

This work is licensed under a Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International License.
References
Dan D, Tanaman B, Bidara Z, Nia P, Santoso C, Fiano F, et al. Komparasi Kandungan Fitokimia Serta Aktivitas Antioksidan Ekstrak Daun Dan Buah Tanaman Bidara(Z. mauritiana Lam.) 2023;12:12–8. DOI: https://doi.org/10.24843/MU.2023.V12.i06.P03
Siregar M. Berbagai Manfaat Daun Bidara (Ziziphus mauritiana Lamk) Bagi Kesehatan di Indonesia : Meta Analisis. Jurnal Pandu Husada 2020;1:75. https://doi.org/10.30596/jph.v1i2.4415. DOI: https://doi.org/10.30596/jph.v1i2.4415
Rosida DF, Sofiyah DL, Putra AYT. Aktivitas Antioksidan Minuman Serbuk Kombucha Dari Daun Ashitaba (Angelica keiskei), Kersen (Muntingia calabura), Dan Kelor (Moringa oleifera). Jurnal Teknologi Pangan 2021;15:81–97. https://doi.org/10.33005/jtp.v15i1.2726. DOI: https://doi.org/10.33005/jtp.v15i1.2726
Ambrin A, Adil M, Filimban FZ, Naseer M. Chemical Profiling and Biological Activities of Ziziphus Mauritiana var. spontanea (Edgew.) RR Stewart ex Qaiser & Nazim. and Oenothera Biennis L. J Food Qual 2024;2024:7318407. DOI: https://doi.org/10.1155/2024/7318407
Talmale S, Bhujade A, Patil M. Anti-allergic and anti-inflammatory properties of Zizyphus mauritiana root bark. Food Funct 2015;6:2975–83. DOI: https://doi.org/10.1039/C5FO00270B
Villarreal-Soto SA, Beaufort S, Bouajila J, Souchard J-P, Renard T, Rollan S, et al. Impact of fermentation conditions on the production of bioactive compounds with anticancer, anti-inflammatory and antioxidant properties in kombucha tea extracts. Process Biochemistry 2019;83:44–54. DOI: https://doi.org/10.1016/j.procbio.2019.05.004
Apriani I. Pengaruh Proses Fermentasi Kombucha Daun Sirsak (Annona muricata L.) Terhadap Kadar Vitamin C. Biota 2017;3:90. https://doi.org/10.19109/biota.v3i2.1323. DOI: https://doi.org/10.19109/Biota.v3i2.1323
Nisak YK. Studi Aktivitas Antioksidan Minuman Fermentasi Kombucha: Kajian Pustaka n.d.
Imran S, Bibi Y, Munawar T, Yousaf AM, Hasnain M. A panoramic review on ethnomedicinal, therapeutic, phytochemical, and advance attributes, of the genus Ziziphus Mill., native to Pakistan. Ethnobotany Research and Applications 2023;25:1–32. DOI: https://doi.org/10.32859/era.25.67.1-31
Indonesia DK. Farmakope Indonesia Edisi III. 1979.
Depkes RI. Farmakope Indonesia Edisi IV. Jakarta: Departemen Kesehatan Republik Indonesia; 1995.
Jeffrey B Harborne. Metode Fitokimia : Penuntun Cara Modern menganalisis tumbuhan 1987.
Rosyada FFA, Agustina E, Faizah H. The Effect of Fermentation on the Characteristics and Antioxidant Activity of Wuluh Starfruit Leaf Kombucha Tea (Avverhoa bilimbi Linn.). Indonesian Journal of Chemical Research 2023;11:29–36. DOI: https://doi.org/10.30598//ijcr.2023.10-agu
ROSYADA FFA. Pengaruh Waktu Fermentasi dan Konsentrasi Gula terhadap Karakteristik Fisika, Kimia dan Aktivitas Antioksidan Teh Kombucha Daun Belimbing Wuluh (Avverhoa blimbi L.) 2022. DOI: https://doi.org/10.21107/rekayasa.v16i1.16977
Suryani CL, Murti STC, Ardiyan A, Setyowati A. Aktivitas antioksidan ekstrak etanol daun pandan (Pandanus amaryllifolius) dan fraksi-fraksinya. Agritech 2017;37:271–9. DOI: https://doi.org/10.22146/agritech.11312
Santoso MDP, Nopiyanti V. Pengaruh Metode Penggerusan Tablet Vitamin C Terhadap Kadar Aktif Dengan Menggunakan Metode Spektrofotometri Uv-Vis. Cerata Jurnal Ilmu Farmasi 2022;13:50–6. DOI: https://doi.org/10.61902/cerata.v13i1.457
Lonteng E, Yudistira A, Wewengkang DS. Uji Aktivitas Antioksidan Ekstrak Karang Lunak Klyxum Sp Yang Dikoleksi dari Desa Tumbak Kecamatan Posumaen Minahasa Tenggara. Pharmacon 2020;9:205–10. DOI: https://doi.org/10.35799/pha.9.2020.29272
Molyneux P. The use of the stable free radical diphenylpicrylhydrazyl (DPPH) for estimating antioxidant activity. Songklanakarin J Sci Technol 2004;26:211–9.
Febriani Y, Axyvia Q, Salman S. Formulasi Dan Uji Antioksidan Sediaan Face Mist Dari Ekstrak Etanol Buah Malaka (Phyllanthus emblica L.) Sebagai Pelembab Wajah. Forte Journal 2024;4:114–21. DOI: https://doi.org/10.51771/fj.v4i1.752
Wahid AR, Safwan S. Efek Antioksidan Ekstrak Etanol Daun Gaharu (Aquilaria Malaccensis L.) Pada Tikus Jantan Galur Sprague Dawley Yang Diinduksi Paracetamol (Kajian Aktivitas Enzim Katalase, SGOT Dan SGPT). Pharmauho: Jurnal Farmasi, Sains, Dan Kesehatan 2019;4. DOI: https://doi.org/10.33772/pharmauho.v4i2.6259
Devitria R, Wulandari R, Elfia M. Uji Kadar Abu Larut Air Dan Kadar Abu Tidak Larut Asam Pada Simplisia Biji Jambu Bol (Sygyzium malacense). Ensiklopedia of Journal 2023;5:358–61.
Narsa AC, Salman AA, Prabowo WC. Identifikasi Metabolit Sekunder dan Profil Farmakognosi Kulit Bawang Merah (Allium cepa L) Sebagai Bahan Baku Farmasi Terbarukan: Identification of Secondary Metabolites and Pharmacognosy Profile of Shallot Skin (Allium cepa L) as Renewable Pharmaceutical. Jurnal Sains Dan Kesehatan 2022;4:645–53.
Narsa AC, Salman AA, Prabowo WC. Identifikasi Metabolit Sekunder dan Profil Farmakognosi Kulit Bawang Merah (Allium cepa L) Sebagai Bahan Baku Farmasi Terbarukan: Identification of Secondary Metabolites and Pharmacognosy Profile of Shallot Skin (Allium cepa L) as Renewable Pharmaceutical Raw Materials. Jurnal Sains Dan Kesehatan 2022;4:645–53. DOI: https://doi.org/10.25026/jsk.v4i6.1551
Sayuti K, Yenrina R. Antioksidan alami dan sintetik 2015.
Kondoj ST. Aktivitas Antifotooksidasi Dan Penghambat Pembentukan Ages (Advanced Glycation End-Products) Dari Fraksi Alga Padina australis. Pharmacon 2018;7.
Paraeng P, Mantiri D, Rumengan A. Uji Aktivitas Antioksidan pada Makro Alga Coklat Hydroclatrus clathratus (C. Agardh) Hower dan Padina minor Yamada. Jurnal Pesisir Dan Laut Tropis 2016;4:37–43. DOI: https://doi.org/10.35800/jplt.4.2.2016.14082
Naland H. Kombucha; Teh dengan seribu khasiat. Jkarta: AgroMedia; 2008.
Nintiasari J, Ramadhani MA. Uji Kuantitatif Flavonoid dan Aktivitas Antioksidan Teh Kombucha Daun Kersen (Muntingia calabura). Indonesian Journal of Pharmacy and Natural Product 2022;5:174–83. DOI: https://doi.org/10.35473/ijpnp.v5i2.1887
Mahadi I, Sayuti I, Habibah I. Pengaruh variasi jenis pengolahan teh (Camellia sinensis L Kuntze) dan konsentrasi gula terhadap fermentasi kombucha sebagai rancangan lembar kerja peserta didik (LKPD) biologi SMA. Biogenesis 2016;13:93–102.