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All Journal Jurnal Farmasi Indonesia
Mei Adelia Sabrina
Unknown Affiliation
Biochemistry, Genetics & Molecular Biology Chemical Engineering, Chemistry & Bioengineering Immunology & microbiology Medicine & Pharmacology

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Uji Aktivitas Antioksidan Kombinasi Ekstrak Tanaman Daun Alpukat (Persea Americana Miller) Dan Daun Pucuk Merah (Syzygium Myrtifolium Walp) Dan Penetapan Kadar Flavonoid Total Ekstrak Tunggal Mei Adelia Sabrina; Nuraini Harmastuti; Ghani Nurfana Fadma Sari
Jurnal Farmasi Indonesia Vol 22 No 1 (2025): Jurnal Farmasi Indonesia
Publisher : Fakultas Farmasi Universitas Setia Budi

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31001/jfi.v22i1.2657

Abstract

Antioxidants are compounds that can counteract free radicals. This study aims to test the antioxidant activity of avocado (Persea americana Mill.) and red shoot (Syzygium myrtifolium Walp.) leaf extracts, determine total flavonoid levels and compare with quercetin compounds. Extraction with 96% ethanol using maceration method. DPPH free radical activity test of avocado leaf and red shoot extract combination variation (1:3, 2:2, and 3:1) using UV-Vis spectrophotometry. The results of analysis were tested statistically using SPSS. Antioxidants are compounds that can counteract free radicals. The results of total flavonoid content of avocado leaf extract and red shoots are 45,20 and 14.46 mgQE/g. Combination of avocado leaf and red shoot extracts has strong antioxidant activity. The 3:1 ratio of extracts showed the highest antioxidant activity.
Co-Authors Ghani Nurfana Fadma Sari NURAINI HARMASTUTI