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Journal : Indonesian Food Science and TechnologyJournal

Resistant Starch Type 5 in Buras as Indonesian Traditional Food: Influence of Amylose Content and Multiple Cooling-Reheating Cycles Sabrina, A'isyah Mutiara; Pranoto, Yudi; Marseno, Djagal Wiseso; Prawira, Muhammad Aditya
Indonesian Food Science and Technology Journal Vol. 9 No. 1 (2025): Volume 9 Number 1, December 2025 |IFSTJ|
Publisher : Department of Technology of Agricultural product (THP) Jambi University

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.22437/ifstj.v9i1.44626

Abstract

High-resistant starch foods are gaining attention for their potential to lower the risk of diabetes, obesity, and degenerative diseases. One type of resistant starch (RS) is RS5, a starch-lipid complex. This study investigated the effects of amylose content and physical modifications on Buras, a traditional Indonesian food made from rice and coconut milk. The physicochemical characteristics were evaluated using three rice varieties (Setra Ramos, C4 Super, and Rojo Lele) and cooling-reheating cycles (Control, 1 cycle, 2 cycles). Setra Ramos exhibits the highest amylose and RS5 contents at 25.14% and 26.54%, respectively. High amylose content facilitates the formation of lipid-amylose helical structures, inhibiting starch digestibility by enzymes such as α-amylase. RS5 in Buras was identified by the presence of amylose-lipid complexes, as indicated by Scanning Electron Microscopy (SEM) for visualization of granule structure, X-ray Diffraction (XRD) for crystallinity, and Fourier-transform infrared spectroscopy (FTIR) for functional groups. The best treatment was obtained at 1 cycle of cooling-reheating (S1), which increased RS by 9% and reduced starch hydrolysis by 11%. This study examined strategies to enhance RS5 content and reduce starch digestibility with physical modifications. The findings showed that cooling-reheating cycle treatment significantly (p<0.05) increased RS content in Buras. This increase correlated with increased starch retrogradation and the formation of amylose-lipid complexes, thereby reducing starch digestibility. Consequently, traditional food products become healthier and help control blood sugar levels. Therefore, simple thermal modification, such as cooling and reheating, improves the functional properties of starch-based traditional foods.
Co-Authors Agnes Murdiati Agnes Murdiati Agung Endro Nugroho Agustina Agustina Amir Husni Angwar, Mukhamad Ariani, Dini Ariani, Dini Ashri Mukti Benita Bambang Setiaji Bara Yudhistira Bara Yudhistira Cahyanto, Muhammad N Dari, Yunita Wulan Darmadji, Purnama Dego Yusa Ali Dewi, Angela Myrra Puspita Dhiva, IGN Aditya Dian Resti Setyaningrum Dimas Rahadian Aji Muhammad, Dimas Rahadian Aji Dini Ariani Djagal Marseno Djagal W Marseno Djagal Wiseso Marseno Djagal Wiseso Marseno Djagal Wiseso Marseno Djagal Wiseso Marseno Doddy Sutono Dodik Suprapto Edowai, Desi Natalia Eduard Fransisco Tethool Elfanti, Maharani P. Elok Pawening Maharani Endang S. Rahayu Eni Harmayani Eni Harmayani Eni Harmayani Eni Harmayani Ervika Rahayu Novita Herawati Fatchul Anam Nurlaili Fatma Zuhrotun Nisa Fela Laila Ferdiansyah, Mokhamad Khoiron Fibri, Dwi Larasatie Nur Hafni Rahmawati Halim, Lina Hapsari, Rahma Bayunita Haryadi Haryadi Haryadi Haryadi Hayati, Febsi Hermina Nurdiawati Herry , Herry Isak Silamba Joko Nugroho Wahyu Karyadi Joko Nugroho Wahyu Karyadi Karlina, L Lola Krisnitya, Widya Lily Arsanti Lestari Lopulalan, Cynthia G C M. Ridwan Made Darawati Miftakhussolikhah, Miftakhussolikhah Mimin Yulita Kusumaningrum Mohammad Hidayat Muhammad Nur Cahyanto nFN Miftakhussolikhah nFN Nurliyani Novianty, Hilda Novianty, Hilda Nur Rohmah Lufti A'yuni Nurdiawati, Hermina Nurfitri Ekantari Nuri Arum Anugrahati Nursigit Bintoro Nursigit Bintoro Nursigit Bintoro Prawira, Muhammad Aditya Puji Wulandari Purnama Darmadji Purnama Darmadji Purnama Darmadji Purnama Darmadji Purnama Darmadji Rahayu, Endang Sutriswati Rahayu, Ervika Reny Mailia Reny Mailia Resha Ayu Wildiana Retno Ayu Kurniasih Rini Yanti Rini Yanti, Rini RNH, Ervika Rosiana, Nita Maria Rumiyati Sabrina, A'isyah Mutiara Saiful Rochdyanto Saiful Rochdyanto Saputra, Muhammad Tomy Sarman Oktovianus Gultom Satrijo Saloko Siti masithah Fiqtinovri Sri Hartati Sri Hartuti Sri Hartuti Sri Hartuti Sri Raharjo Sri Widyastuti Sri Widyastuti Sri Winarti Stefani Amanda Harmani Subaryono Subaryono Subaryono Subaryono, Subaryono Sudibyo, Anung Sudip Kumar Rakshit Sugeng Pondang Sugiharto Suharwadji, - Suharwadji, - Sulthon, Arian Lutfi Nur Supriyadi Supriyadi Supriyanto Supriyanto Tanwirul Millati Taswir Taswir Tazwir Tazwir Tety Desrita Handayani Triwitono, Priyanto Tyas Utami Umar Santoso Ustadi Ustadi Ustadi, Ustadi Wardah Wardah Wulandari, Pudji Yekti Asih Purwestri Yuny Erwanto Yustinus Marsono Yustinus Marsono Yustinus Marsono Yustinus Marsono