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Journal : Walisongo Journal of Chemistry

EVALUATION OF PHOSPHOMOLYBDENUM AND FERRIC REDUCING ANTIOXIDANT POWER ASSAYS IN EXTRACT COMBINATIONS OF MANGIFERA INDICA AND EUPHORBIA HIRTA Putra, I Made Wisnu Adhi; Suarjana, Nyoman
Walisongo Journal of Chemistry Vol. 8 No. 1 (2025): Walisongo Journal of Chemistry
Publisher : Department of Chemistry Faculty of Science and Technology UIN Walisongo

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.21580/wjc.v8i1.25580

Abstract

Combining plant extracts at lower doses may enhance antioxidant effects through synergy. This study investigated the antioxidant capacity of combined Mangifera indica and Euphorbia hirta leaf extracts using metal ion-reducing power assays. The extracts were prepared via maceration with 70% ethanol. Phytochemical profiling was conducted through preliminary screening tests. Antioxidant capacity was assessed spectrophotometrically using the phosphomolybdenum and ferric reducing antioxidant power (FRAP) assays. The phosphomolybdenum assay involved incubation of the extracts with reagent at 95°C for 90 minutes, while the FRAP assay was conducted at 37°C for 15 minutes. Extract combinations were prepared in the ratios of 1:3, 1:1, and 3:1. Phytochemical screening revealed the presence of alkaloids, phenolics, flavonoids, steroids, and terpenoids in both extracts. In the phosphomolybdenum assay, the Mo(VI) reducing power of M. indica extract (29.154±0.664 mg AAE/g extract) was higher than that of E. hirta (27.948±0.667 mg AAE/g extract). Similarly, in the FRAP assay, the ferric reducing power of M. indica extract (55.304±1.284 mg AAE/g extract) exceeded that of E. hirta (48.009±1.873 mg AAE/g extract). The highest reducing powers were observed in Comb. 3, yielding 30.745±0.715 mg AAE/g extract (phosphomolybdenum) and 57.190±1.431 mg AAE/g extract (FRAP). Among the three combinations tested, only the 3:1 ratio demonstrated a synergistic antioxidant effect in both assays.
Co-Authors Agus Donny Susanto Ananda Indri Awani Antara, Wisnu Bagus Komang Satriyasa Bambang Setiyohadi Cahayantari, Luh Diah Rosa Cahyadi, Ni Kadek Candra Puspitasari Dewa Ayu Eka Yuni Artini Dewi, Ni Kadek Hendra Dylla Hanggaeni Dyah Puspaningrum Gusti Ayu Diah Anggiari Gusti Ayu Nyoaman Sri Rahayu Agustini Gusti Ayu Nyoman Sri Rahayu Agustini Gusti Ayu Putu Juwita Mahasari Harry Isbagio Hasnawati Hasnawati I Gusti Ngurah Manik Nugraha I Gusti Ngurah Sudiarta I Gusti Putu Ngurah Adi Santika I Kadek Yudha Pranata I Ketut Sujana I Ketut Sumerta I Made Hendra Arjana Putra I Made Suwitra I Made Suwitra I Made Suwitra I Made Suwitra, I Made I Made Wisnu Adhi Putra I Nyoman Mangku Karmaya I Nyoman Purnawan I Putu Dedy Kastama Hardy I Putu Mertayasa I Wayan Sugianta I Wayan Widi Karsana Ida Ayu Miswarihati J. A. Pangkahila Kadek Sri Ayunita Dewi Kasjmir, Yoga I Kastama, I Putu Dedy Kharisma, Putu Anastasia Komang Sriwisani S Komang Try Bintariyati Made Agus Sugianto Made Nyandra Mahfur, Mahfur Maratina, Ketut Meike Mariyani, Komang Trisna Dewi Martini, Ni Ketut Maryoto Subekti Ni Ketut Ayu Ekayanti Ni Luh Arik Setiawati Ni Luh Gde Ari Natalia Yudha Ni Luh Putu Indrawathi Ni Made Diaris Ni Made Diaris Ni Made Kurniati Ni Putu Ayu Bintang Lestari Ni Putu Diana Suartari Ni Putu Widya Astuti Nyoman Purnawan Pata, Yeremias Umbu Ray Primatanti, Putu Asih Putri, Kadek Fina Aryani Putu Merta Yasa Sanah, Isnaini Nur Ulfa Soegondo, S Sudani, Ni Wayan Sumadewi, Ni Luh Utari Viazelda, Aqsha Tiara Widana, I Komang Riko Agus Wisnu Antara Yanti, Ni Made Sri Supi Yasa, Putu Merta Yudha, Ni Luh Gde Ari Natalia