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      Umur Simpan Sinbiotik Inulin dan Bifidobacterium bifidum berdasarkan Kualitas Fisik dan Mikrobiologis

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      Date
      2025
      Author
      Nadhira, Nazwa Muthia
      Wijayanti, Indah
      Barkah, Nisa Nurmilati
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      Abstract
      Penelitian ini bertujuan mengevaluasi lama dan suhu penyimpanan yang berbeda terhadap umur simpan sinbiotik inulin dan Bifidobacterium bifidum. Peubah yang diukur meliputi kualitas fisik (warna, aroma, tekstur), kadar air, aktivitas air, dan viabilitas mikroba. Penelitian ini menggunakan Rancangan Acak Lengkap (RAL) pola faktorial dengan dua faktor, yaitu lama penyimpanan (M0: minggu ke-0, M2: minggu ke-2, M4: minggu ke-4, M6: minggu ke-6, M8: minggu ke-8) dan suhu penyimpanan (T1: suhu dingin 4 °C dan T2: suhu ruang 27 °C). Hasil penelitian menunjukkan bahwa suhu penyimpanan dan lama penyimpanan berpengaruh signifikan (P<0,05) terhadap kadar air, viabilitas mikroba, dan kualitas fisik sinbiotik inulin dan Bifidobacterium bifidum. Adapun aktivitas air tidak terpengaruh secara signifikan (P>0,05). Penelitian ini menyimpulkan bahwa suhu dingin (4 °C) lebih efektif untuk penyimpanan sinbiotik inulin dan Bifidobacterium bifidum hingga 8 minggu yang dapat mempertahankan kualitas fisik dan viabilitas mikroba.
       
      This study aimed to evaluate the effects of different storage durations and temperatures on the shelf life of synbiotic inulin and Bifidobacterium bifidum. The variable measured included physical quality (color, aroma, texture), moisture content, water activity, and microbial viability. The research was conducted using a Completely Randomized Design (CRD) in a factorial pattern with two factors: storage duration (M0: week 0, M2: week 2, M4: week 4, M6: week 6, M8: week 8) and storage temperature (T1: cold temperature at 4?°C and T2: room temperature at 27?°C). The results showed that both storage duration and temperature had significant effects (P<0.05) on the moisture content, microbial viability, and physical quality of synbiotic inulin and Bifidobacterium bifidum. However, water activity was not significantly affected (P>0.05). This study concludes that cold storage at 4?°C is more effective for preserving synbiotic inulin and Bifidobacterium bifidum for up to 8 weeks, maintaining both its physical quality and microbial viability.
       
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      http://repository.ipb.ac.id/handle/123456789/165426
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      • UT - Nutrition Science and Feed Technology [2931]

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