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Chemical Characteristics of Sea Grape (Caulerpa, sp.) Jam Amahorseja, Anggeline Lioni; Erbabley, Nally Y.G.F.; M. Kelabora, Dominggas; Dangeubun, Jane L.; Picaulima, Simon M.; Putnarubun, Cenny; V. Rahawarin, Arnolda; R. Erwin, Fitria; Warawarin, Magdalena; Hasan, Nurhama; Selajar, Nabila
Agrikan Jurnal Agribisnis Perikanan Vol. 15 No. 2 (2022): Agrikan: Jurnal Agribisnis Perikanan
Publisher : Fakultas Pertanian, Universitas Muhammadiyah Maluku Utara

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.52046/agrikan.v15i2.1363

Abstract

Sea grape “lat” (Caulerpa, sp.) is a local food from Kei Island which used daily in the from of salads and has not been processed diversification. Example of diversification processed is a jam. The aim of this study was to indentify chemical characteristics of Caulerpa jam. The research method used is descriptive and proximate test. The result showed that the ratio of “lat” is very influential on chemical characteristics of Caulerpa jam with ratio of “lat” 3 : pineapple 1 has a better chemical composition to wit 30,39% water content, 3,12% ash content, 14,55% fat content, 1,39% protein contente and the carbohydrate contet by difference is 50,54%.
Formulasi Dan Potensi Ekstrak Metanol Rumput Laut Ulva lactuca Sebagai Tabir Surya Putnarubun, Cenny; Latar, Dullah Irwan; Renggur, Mala; Resulva, Indah; Hanoatubin, Marthinus Imanuel
Jambura Fish Processing Journal Vol 7, No 1 (2025): VOLUME 7 NOMOR 1, JANUARY 2025
Publisher : Universitas Negeri Gorontalo

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.37905/jfpj.v7i1.29152

Abstract

This study aims to develop the potential of green algae (Ulva lactuca) in the local waters of the Kei islands with the best formulation and effectiveness of sunscreen obtained from ethanol extract of green algae (Ulva lactuca). Experimental research methods with methanol extraction of seaweed, sunscreen formulation and organoleptic tests and sunscreen characterization include homogeneity, pH, spreadability, and viscosity of the results obtained by organoleptic tests based on the results obtained, namely the dosage form in the form of semi-solid with a brownish color and a distinctive odor. The results of the study are the color produced by the Ulva lactuca extract cream concentration used. The higher the concentration of the extract, the greener the color of the cream. The homogeneity test of the cream in the F1, F2, F3 treatment showed a homogeneous cream seen from the even distribution of the cream, the pH test of the three extract creams F1, F2, and F3 obtained the results of a safe pH value and very feasible to use. In accordance with the pH of the skin which is 4.5 - 6.5. The results of the spreadability test showed that the F2 cream preparation met the requirements of the spreadability of the cream, while F1 and F3 were smaller than the standard spreadability of good topical preparations. The viscosity test showed that the viscosity values of F1, F2 and F3 reached 22.5 - 51.9% cp. The quality standard for sunscreen cream preparations, the viscosity of a good preparation ranges from 2000 - 50,000 cP, so it can be said that the three creams meet good viscosity standards.
FEEDING OF ULVA LACTUCA EXTRACT AGAINST THE IMMUNE PARAMETERS AND SURVIVAL OF DUCK GROUPER FISH (Cromileptes altivelis) Metungun, Jakomina; Beruatjaan, Mariana; Hatijahubessy , Hendro; Putnarubun, Cenny
Jurnal Ilmu Pendidikan Indonesia Vol 13 No 2 (2025): JURNAL ILMU PENDIDIKAN INDONESIA
Publisher : Master of Science Education Program, Postgraduate Program of Cenderawasih University

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31957/jipi.v13i2.4699

Abstract

High mortality in humpback grouper infected with Vibrio alginolitycus disease is a major problem in farming activities. The aim of this research was to examine the effect of oral administration of Ulva lactuca extract in feed to improve the non-specific immune system and survival of Vibrio alginolitycus. This research was carried out from July to December 2023 at the Tual State Fisheries Polytechnic Campus. The method used was a Completely Randomized Design (CRD) method with 3 treatments, namely treatment A Ulva extract 1 gr/kg feed, treatment B 2 gr/kg feed and treatment C 3 gr/kg feed, plus 2 treatments as controls, namely K( +) was not fed Ulva extract, was challenged with Vibrio alginolyticus bacteria 108 CFU/ml and K (-) was not fed Ulva extract, was not challenged but was injected with PBS. The results of the study showed that oral administration of Ulva lactuca extract containing antibacterial compounds was thought to be able to increase the non-specific body defense system of humpback grouper, characterized by increased levels of hemoglobin (Hb), total erythrocytes, total lymphocytes found in treatment C at a dose of 3 g/kg feed. and the best survival in treatments B and C was 80%.
Evaluasi Komponen Proksimat Rumput Laut Sebagai Bahan Dasar Komponen Kosmetik Dan Nutraseutikal Berbasis Alami Putnarubun, Cenny; Resulva, Indah; Hanoatubun, Marthinus I. H.
Jambura Fish Processing Journal Vol 7, No 2 (2025): VOLUME 7 NOMOR 2, JULY 2025
Publisher : Universitas Negeri Gorontalo

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.37905/jfpj.v7i2.33015

Abstract

Seaweed is one of the marine biological resources rich in bioactive compounds and nutritional components, with great potential for use in the cosmetics and nutraceutical industries. This study aims to evaluate the main proximate components lipid, moisture, and ash content of several locally common seaweed species in Indonesia, particularly in the Kei Islands. The samples included Gracilaria sp, Padina australis, and Sargassum sp. Analyses were conducted using standard AOAC methods. Results showed variation among species, with moisture content ranging from 16.3–65.6%, lipid from 2.2–11.9%, and ash from 16.7–47.6%. The high ash content indicates strong mineralization potential for supplement products, while the low lipid content supports the stability of water-based cosmetic formulations. This study supports the utilization of seaweed as a natural active ingredient in the development of sustainable health and beauty products.
Pigmen Klorofil Pada Mikroalga Coccolithophore sp. Hasil Kultivasi Pada Skala Laboratorium Ngabalin, Daniel; Putnarubun, Cenny; Metungun, Jakomina; Ngabalin, Dewy Rosi
Jambura Fish Processing Journal Vol 7, No 2 (2025): VOLUME 7 NOMOR 2, JULY 2025
Publisher : Universitas Negeri Gorontalo

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.37905/jfpj.v7i2.33201

Abstract

Microalgal pigments are important bioactive compounds with potential applications in the food, pharmaceutical, and cosmetic industries. Coccolithophore sp., a type of marine microalga, is known to contain pigments such as carotene, chlorophyll, and xanthophyll. This study aims to identify the types of pigments present in Coccolithophore sp. using column chromatography. The extraction process was carried out using 90% acetone, followed by pigment separation with a stepwise eluent ratio of hexane:acetone (4:1 to 1:4). The separation results revealed the presence of carotene (yellow), chlorophyll a (dark green), chlorophyll b (light green), and xanthophyll (light yellow) pigments. Elution times varied depending on the polarity of each compound. These results demonstrate the potential of Coccolithophore sp. as a natural pigment source for environmentally friendly industrial applications.
MAKING BIODEGRADABLE PLASTIC FROM SEAWEED BY OVEN DRYING METHOD Putnarubun, Cenny; Renur, Nini Munirah; Ngabalin, Daniel; Leunupun, Dirk
Jurnal Ilmu Pendidikan Indonesia Vol 13 No 3 (2025): JURNAL ILMU PENDIDIKAN INDONESIA
Publisher : Master of Science Education Program, Postgraduate Program of Cenderawasih University

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31957/jipi.v13i3.4948

Abstract

Biodegradable plastic is an environmentally friendly plastic that can be decomposed by microorganisms. This study aims to produce bioplastics from seaweed Eucheuma cottonii using the oven drying method and to analyze the resulting physical properties. The study was carried out through several stages: sample preparation, filtrate production, mixing of additives (acetic acid and glycerol), casting, and drying in an oven at 80 °C with drying times varying from 4 to 18 hours. The results showed that 4 hours of oven drying produced bioplastics with a thin and flexible texture, while longer drying times resulted in darker colors and brittle textures. Water resistance tests showed that ovendried bioplastics decomposed faster than those dried under sunlight. Thus, oven drying is effective for accelerating bioplastic production, although the optimal quality is still influenced by heating duration.