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IDENTIFIKASI KARAKTERISTIK SENSORI DAN FISIKOKIMIA KEFIR AIR KELAPA TUA (Cocos nucifera L.) Sagala, Anggun Sri Mulyani; Pratiwi, Caca; Emilia, Esi; Rosmiati, Risti; Firmansyah, Hardi
Jurnal Al Ulum LPPM Universitas Al Washliyah Medan Vol. 14 No. 1 (2026): Jurnal Al Ulum: LPPM Universitas Al Washliyah Medan
Publisher : UNIVERSITAS AL WASHLIYAH (UNIVA) MEDAN

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.47662/alulum.v14i1.1193

Abstract

Kefir is a probiotic drink that can be produced from dairy and non-dairy ingredients. Old coconut water (Cocos nucifera L.), which is often discarded as waste, can be used as a raw material for kefir production because it still has potential nutritional value for fermentation media. This study aims to identify the sensory and physicochemical characteristics of kefir made from old coconut water. This study used a completely randomized design (CRD) with starter concentration treatments consisting of two levels, namely 5% and 10% starter concentration, each conducted with two replicates. The parameters observed were sensory parameters, including color, aroma, taste, viscosity, and soda sensation, while physicochemical parameters included pH, viscosity, total dissolved solids, alcohol, protein, fat, ash, total sugar, and carbohydrates. Sensory evaluation showed that kefir made from old coconut water with a starter concentration of 5% had a higher acceptance level among panelists. Furthermore, the physicochemical characteristics of aged coconut water kefir at starter concentrations of 5% and 10% showed a pH ranging from 4.13 to 4.47, viscosity of 38.6 to 39.0 mP.s, total dissolved solids of 9.3 to 9.8°Brix, alcohol content of 4.16 to 4.95%, protein content of 0.35-0.38%, fat content of 0.58-2.17%, ash content of 0.19-0.27%, total sugar content of 4.15%-5.27%, and carbohydrate content of 3.74-4.74%. This study provides an overview of the sensory and physicochemical characteristics of kefir made from aged coconut water as a non-dairy fermentation medium.
IDENTIFIKASI KARAKTERISTIK FISIKOKIMIA YOGHURT NABATI DENGAN PENAMBAHAN PUREE BUAH NIPAH (Nypa fruticans) Abdullah, Zuhair; Pratiwi, Caca; Emilia, Esi; Rosmiati, Risti; Rukmana, Erni
Jurnal Al Ulum LPPM Universitas Al Washliyah Medan Vol. 14 No. 1 (2026): Jurnal Al Ulum: LPPM Universitas Al Washliyah Medan
Publisher : UNIVERSITAS AL WASHLIYAH (UNIVA) MEDAN

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.47662/alulum.v14i1.1197

Abstract

Plant-based yogurt made from coconut milk has potential as an alternative to dairy yogurt for individuals with lactose intolerance while promoting the utilization of local food resources. This study aimed to evaluate the physicochemical, microbiological, and antioxidant characteristics of coconut milk yogurt supplemented with nipa palm fruit (Nypa fruticans) puree. An experimental study was conducted using a Completely Randomized Design with three puree concentrations (20%, 25%, and 30%). Parameters analyzed included fat content, non-fat solids, protein, ash content, pH, titratable acidity, viscosity, Total Plate Count (TPC), and antioxidant activity using the DPPH method. Data were analyzed using one-way ANOVA followed by Duncan’s New Multiple Range Test at a 5% significance level. The addition of nipa palm fruit puree did not significantly affect fat, non-fat solids, protein, ash, pH, or acidity, but significantly influenced viscosity, TPC, and antioxidant activity. Increasing puree concentration tended to enhance viscosity and antioxidant activity; however, TPC values did not meet the national yogurt standard. Coconut milk yogurt enriched with nipa palm fruit puree shows potential as a functional food product based on local ingredients.
Pemanfaatan Teknologi Digital dalam Edukasi Gizi: Pengembangan Aplikasi Eduzire untuk Pencegahan Dini Kejadian Stunting Pada Fase Remaja: Use of Digital Technology in Nutrition Education: Development of the Eduzire Application for Early Prevention of Stunting in Adolescence Emilia, Esi; Rosmiati, Risti; Hanifa, Zulfa Nur
Amerta Nutrition Vol. 10 No. 1 (2026): AMERTA NUTRITION (Bilingual Edition)
Publisher : Universitas Airlangga

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.20473/amnt.v10i1.2026.180-192

Abstract

Background: Adolescence is a crucial stage for stunting prevention. Adequate nutritional intake, healthy lifestyle practices, and digital-based nutrition education are essential to support optimal growth and to break the intergenerational cycle of stunting. Objectives: To develop and test the feasibility and effectiveness of the Eduzire application in improving adolescent nutrition knowledge scores as part of an early prevention strategy for stunting. Methods: This study used a Research and Development (R&D) approach with the Define, Design, Develop, and Disseminate (4D model). Sixty high school students in Deli Serdang were involved, consisting of 25 in the trial stage and 35 in the implementation stage. Instruments included needs analysis, nutrition knowledge tests, expert validation, and satisfaction analysis. Results: The analysis at the Define stage showed respondents’ average nutrition knowledge was 57% (low); 92% had never used a nutrition education app, 88% did not know how to calculate nutritional status, and 91.7% wanted an application that could assess dietary intake and provide nutrition education. The design stage developed features such as Z-score calculation, individual nutrient requirements, daily intake records, balanced nutrition, anemia and stunting materials, and online consultation with nutrition experts. The development stage validation by experts showed feasibility scores of 82% and 84%, whereas the Disseminate stage demonstrated a 24% increase in nutrition knowledge and 90% user satisfaction. Conclusions: The Eduzire application serves as a nutrition education medium with the potential to enhance adolescents’ nutrition knowledge as an effort to prevent stunting from school age.