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Journal : JURNAL ILMIAH PLATAX

Qualitative Phytochemical Analysis of Gracilaria verrucosa from North Sulawesi Waters Luringunusa, Ekklesia; Sanger, Grace; Sumilat, Deiske A.; Montolalu, Roike Iwan; Damongilala, Lena J.; Dotulong, Verly
Jurnal Ilmiah Platax Vol. 11 No. 2 (2023): ISSUE JULY-DECEMBER 2023
Publisher : Sam Ratulangi University

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.35800/jip.v11i2.48777

Abstract

The research aims to determine the phytochemical content such as phenolics, flavonoids, tannins, saponins, alkaloids, steroids, and triterpenoids found in the seaweed G. verrucosa. Seaweed G. verrucosa taken from the waters of North Sulawesi, Nain Village, North Minahasa, was extracted by maceration for 24 hours at room temperature, repeated 3 times using 96% ethanol solvent. The analysis in this study consisted of seven test parameters such as phenolic compounds, flavonoids, tannins, saponins, steroids, triterpenoids, and alkaloids. The results of the analysis showed that the secondary metabolites of G. verrucosa contained phytochemical compounds such as phenols, flavonoids, tannins, saponins, steroids, and alkaloids, and no triterpenoid compounds were found. It was concluded that G. verrucosa which grows in the waters of North Sulawesi, Nain Village, can function as functional food, and medicine because it has natural bioactive compounds. Keywords: Phytochemical content, Gracilaria verrucosa, secondary metabolites Abstrak Penelitian bertujuan mengetahui kandungan fitokimia seperti fenol, flavanoid, tanin, saponin, alkaloid, steroid, dan triterpenoid yang terdapat pada rumput laut G. verrucosa.  Senyawa metabolit sekunder yang umum terdapat pada tanaman adalah senyawa terpenoid, alkaloid, fenolik, streroid, saponin, tannin. Rumput laut G. verrucosa yang di ambil dari perairan Sulawesi Utara Desa Nain Minahasa Utara di ekstraksi dengan cara maserasi selama 24 jam pada suhu ruang di ulangi sebanyak 3 kali menggunakan pelarut etanol 96 %. Analisis pada penelitian ini terdiri dari tujuh parameter pengujian seperti senyawa fenol, flavonoid, tanin, saponin, steroid, triterpenoid dan alkaloid. Hasil analisis menunjukan bahwa kandungan metabolit sekunder dari G. verrucosa mengandung senyawa fitokimia seperti fenol, flavonoid, tanin, saponin, steroid, alkaloid dan tidak ditemukan adanya senyawa triterpenoid. Hal ini disimpulkan bahwa G. verrucosa yang tumbuh di perairan Sulawesi utara Desa Nain dapat berfungsi sebagai pangan fungsional, obat-obatan karena memiliki senyawa bioaktif alami. Kata kunci: Kandungan fitokimia, Gracilaria verrucosa, metabolit sekunder  
The Dangers of Marine Pollution on Consumer Health, Economic Value, and Aesthetic Value in Human Life Wijaya, Haryadi; Dien, Henny Adeleida; Montolalu, Roike Iwan; Makapedua, Daisy Monica
Jurnal Ilmiah Platax Vol. 12 No. 2 (2024): ISSUE JULY-DECEMBER 2024
Publisher : Sam Ratulangi University

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.35800/jip.v12i2.55871

Abstract

Water pollution happening in the sea results in changes to the composition or structure of the water affected by human activities and natural processes. This leads to water having qualities and functions that do not align with their intended uses and can disrupt human life, marine biota, and marine ecosystems. Pollution in the marine ecosystem undoubtedly affects marine products in various aspects of life. This article used a literature review method to gather the necessary data for explaining the discussed topic. This article aims to explain the harmful impacts of marine pollution on consumer health, economic value, and the aesthetic value of the marine ecosystem. Based on the results of literature studies conducted through secondary data analysis from published journals in the last 10 years (2015-2024), it was found that marine pollution contaminated with bacteria or pathogens due to chemical substances can disrupt human health, causing symptoms such as vomiting, diarrhea, stomach pain, collapse, and even death. The economic aspect also experienced its impacts, such as the decrease in fishermen's catch and the disruption of the beauty of the marine ecosystem due to changes in water composition, leading to the sea appearing cloudy and odorous, and being filled with waste. Keywords: Dangers of Marine Pollution, Consumer Health, Economy, Aesthetics