CD Skripsi
Karakteristik Minuman Probiotik Jambu Merah Dengan Mikroencapsulasi Lactobacillus Plantarum TMW 1.1623 Dan Streptococcus Thermophilus Selama Penyimpanan Dingin
Red guava Probiotic drink is a fruit juice supplemented with Lactobacillus plantarum TMW 1.1623 and Streptococcus thermophilus microcapsules, which are expected to increase the functional properties of red guava juice. To maintain the quality and freshness of red guava probiotic drink, it is stored at refrigerated temperatures. The study aimed to obtain the properties of red guava probiotic drink after adding L. plantarum TMW 1.1623 and S. thermophilus microcapsules for cold storage. This study used a completely randomized design (CRD) with 4 treatments and 4 replications. The treatment in this study included probiotic microcapsule supplementation at 0, 1, 2, and 3%. The data obtained were statistically analyzed using the ANOVA test and continued with DNMRT at the level of 5%. Observational results showed that the difference in the addition of probiotic microcapsules to red guava drink had a significant effect on the viability values of LAB, viscosity, acidity (pH), vitamin C and evaluation sense of pleasure. The LAB viability value produced is proportional to the viscosity value consistent with the increase in lactic acid in the red guava probiotic drink and inversely proportional to the decrease in acidity level (pH), as well as reducing the value of vitamin C, which is more susceptible to oxidation. Based on the sensory evaluation of the red guava probiotic drink, the JB2 treatment with the addition of 1% probiotic microcapsules could be selected as the best treatment because it contains probiotic bacteria and can be panelists preferred.
Keywords: Red guava, lactic acid bacteria, probiotic drink, cold storage
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