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Journal : Makara Journal of Science

Physicochemical Changes and Role of Analytical Chemistry in Black Garlic (Allium sativum L.) Processing Wonorahardjo, Surjani; Sari, Dian Puspita; Salsabila, Arini; Estiyawati, Estiyawati; Yuliani, Dewi; Wijaya, Anugrah Ricky; Suharti, Suharti; Kusumaningrum, Irma Kartika; Maharani, Chariztya Anggita; Noviyanti, Thjiong Angelina
Makara Journal of Science Vol. 27, No. 2
Publisher : UI Scholars Hub

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Abstract

Black garlic is a traditional spice having potential of herbal medicine; however, continuous heating darkens its color and changes its taste due to chemical processes and new equilibrium in the system. In this study, fresh garlic was processed into black garlic at 60 °C for 24 days. Changes in physical and chemical parameters, such as browning and protein content, reducing sugar content, and antioxidative components were recorded. Protein content was measured by Kjeldahl method, brown color development was analyzed using a color reader, reducing sugar was examined using a dinitro salicylic DNS reagent, and antioxidative activities were studied with a diphenyl picrylhydrazyl DPPH reagent in terms of their percent inhibition. Gas chromatography – mass sepctrometry (GC–MS) and Liquid Chromatography-High Relosultion Mass Spectrometry (LC–HRMS) were performed to determine the chemical profiles. Results showed a number of interesting features. The protein and sugar contents increased up to 3 and 4 times that of the initial values, respectively during processing. The antioxidative properties improved in the later stages. The chemical profiles of volatile and nonvolatile components were altered in their final stage. Sulfur and nitrogen-containing nonvolatile components were relatively stable during heating, but their compositions changed. The natural chemical changes reflect the biological potential dynamics in biological processes as herbal supplements. The reflection of the processes might go further into food chemistry and the food industry. This needs an interdisciplinary approach, expanded to biological concepts and safe, ethical industrial processes.
Co-Authors A.A. Ketut Agung Cahyawan W Abdiman, I Made Tobias Achirul Bakri, Achirul Afrizal, Sandra Agustini, Nur Indah Al Farisi Sutrisno, Muhammad Ali Murtopo Anak Agung Ayu Niti Wedayani Anjani, Mutiara Anugrah Ricky Wijaya Aprilia, Kartika Ardinia, Gusti Ayu Eka Radha Asmaul, Rina Ayu, Dewi Rosalia Baiti, Isma Nur Bangun, Primta Basuki Rahmat Masdi Siduppa Budi Muhammad Taftazani, Budi Muhammad Candra Eka Puspitasari Christian, Samuel Eza Dadang Sunendar Damayanti, Moretta Dedianto Dedianto, Dedianto Dedianto Hidajat Dewanti, Lintang Purwara Dewi Rosariah Ayu Dewi Suryani Dewi Yuliani, Dewi Dian Permata Sari Didik Wahyudi Dilaga, Marisa Syavitri Eka Intan Fitriana eka rahmawati Erial Bahar, Erial Estiyawati, Estiyawati Fadli, Muhammad Fajarianti, Yuniar Fitriyah, Sabilatul Fuad Fitriawan, Fuad Hafani, Moch Hasan Hamidah . Harahap, Alvin Abrar Hasri Salwan, Hasri Hertanti Indah Lestari, Hertanti Indah Hidayaturrahman, Taufik Hindra Hastuti, Nurnawati Husada, Abdillah Hy, Mc. Fulvia Ida Ayu Eka Widiastuti Iis Sopiawati Indrayana, Yanna Indrayana, Yanna Irma Santika Putri Jayakusuma, Muhamad Zaidan Jayawarsa, A.A. Ketut Josafat, Anom Kaimuddin, La Ode kinasih, Hanna ajeng Kusumaningrum, Irma Kartika Laras Sitoayu Larassati, Kartika Putri Lutfi Fanani Maghfiroh, Luluk Maharani, Chariztya Anggita Mahardika, Agustine Malihah, iis Ismiati Manafe, Winda Maringka, Kezia Michella Yusak Maserona, Lukas Masruroh MASRUROH Medha, Ied Andro Meiliana, Yutta Lilin Sabad Meilisa, Riska Metta Octora Mira Wahyuni, Mira Misbahuddin, Agus Ridwan Moraida Hasanah nabilla, Umniya Nadjadji Anwar Novi Darmayanti Noviyani, Ni Made Reditya Noviyanti, Thjiong Angelina Nurliana Cipta Apsari Patandianan, Firdaus Kamma Peby Maulina Lestari, Peby Maulina Peginusa, Stefani Switly Pintaningrum, Yusra Pramesti, Renita Priyono Priyono Putra, Chani Sinaro Putri, Baiq Ayu Wulan Maharani Rahman, Mohammad Haris Taufiqur Ramadhan, Muhammad Rizzqi Ramadhani, Dina Ramzi Amin, Ramzi Retno Anggraini Rika Mutiara, Rika Rina Lestari Rio Eka Nugraha, Rio Eka Romi Ermawan, Romi Rosati, Intania RR. Ella Evrita Hestiandari Rugayyah Salsabila, Arini Saputra Siregar, Damara Saputra, Dedech Muhammad Sari, Putu Suwita Sari Selfiana, Evi Setia, Devit Sidharti, Theresia Sri Stevanny, Bella Suharni, Sitti Sulistiawati Sulistiawati Sumitra, Putri Azahra Supit, Teve W. M. Surjani Wonorahardjo Suryanti, Dewi Suyanto Suyanto Syarifuddin, Muhammad Afif Syifah, Fuatis Tajudin, Ahmad Theodorus Umi Mardiyati wahyudi, furqon Wibowo, Yusep Windhu Ari Wijaya, Christabella Natalia Windriani, Dian Yoga Pamungkas Susani Z, Fynnisa Zahar, Intan Ziske Maritska Zulfaizah, Ovi Riani