Rudini, Dendi (2023) UJI AKTIVITAS EMULGEL EKSTRAK ETANOL DAUN SALAM (Syzygium polyanthum (Wight) Walp.) SEBAGAI TABIR SURYA SECARA IN VITRO. Skripsi thesis, Universitas Setia Budi.
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Abstract
Bay leaf (Syzygium polyanthum (Wight) Walp.) is a plant that contains active substances that have potential as sunscreens, namely phenolics, flavonoids, and tannins. Emulgel can help its application as a sunscreen preparation. The purpose of this study was to determine the ethanolic extract of bay leaf (Syzygium polyanthum (Wight) Walp.) can be made of emulgel preparations with physical quality, good stability, and determine the activity of emulgel and the formula that has the best sunscreen activity. In this research, bay leaf extraction was carried out by maceration method using 96% ethanol, then 3 formulas were made with different concentrations of bay leaf extract, namely 4%, 5% and 7%. Emulgel preparations of bay leaf ethanol extract were tested for stability and physical quality. In vitro test of emulgel sunscreen activity using UV spectrophotometry. The data was processed using the Saphiro-Wilk statistical approach, then the One Way Anova/Kruskal Walis test, and continued with the paired T test/Wilcoxon test. Three emulgel formulations of bay leaf ethanol extract (Syzygium polyanthum (Wight) Walp.) were obtained with good and stable physical quality, with the SPF value for the emulgel formula the concentration of active substances 4%, 5%, and 7% respectively is 14,482; 16,295; dan 20,542. The most active emulgel as a sunscreen is emulgel with an active substance concentration of 7%. Statistical analysis showed that the concentration of the extract affects the emulgel formula and all formulas are stable to temperature and storage length. Key words : Syzygium polyanthum (Wight) Walp., emulgel, sun screen, Spektrofotometri UV
Item Type: | Thesis (Skripsi) |
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Uncontrolled Keywords: | Syzygium polyanthum (Wight) Walp., emulgel, sun screen, Spektrofotometri UV |
Subjects: | R Medicine > RS Pharmacy and materia medica R Medicine > RV Botanic, Thomsonian, and eclectic medicine |
Divisions: | Fakultas Farmasi > Prodi S1 Farmasi |
Depositing User: | Tifany Nur Arfiana |
Date Deposited: | 03 Jul 2023 04:26 |
Last Modified: | 03 Jul 2023 04:26 |
URI: | http://repo.setiabudi.ac.id/id/eprint/5930 |
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