Evaluation of Antioxidant, Antimicrobial, and Cytotoxic Activities and Correlation with Phytoconstituents in Some Medicinal Plants of Nepal by Keshav Ranabhat, Kamal Prasad Regmi, Sarwesh Parajuli, Ranjita Thapa, Arjun Prasad Timilsina, Saurav Katuwal, Shantel Fleming, Akkal Dev Mishra, Khaga Raj Sharma, Bishnu P. Regmi

“…In addition, the study aims to study the correlation of cytotoxicity and antioxidant activities with the total phenolic, flavonoid, and tannin contents. The plants investigated were Oroxylum indicum, Kalanchoe pinnata, Phragmites vallatoria, Ehretia acuminata, Cirsium wallichii, Ampelocissus tomentosa, Dichrocephala integrifolia, Boenninghausenia albiflora, Cynoglossum zeylanicum, and Clerodendrum serratum. …”
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Antioxidant Properties of Popular Turmeric (Curcuma longa) Varieties from Bangladesh by E. M. Tanvir, Md. Sakib Hossen, Md. Fuad Hossain, Rizwana Afroz, Siew Hua Gan, Md. Ibrahim Khalil, Nurul Karim

“…Overall, the ethanolic extract had higher antioxidant properties than those in the aqueous extract. However, the tannin concentration was lower in the ethanolic extract. …”
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Phenolic compounds and biological activities of grape (Vitis vinifera L.) seeds at different ripening stages: insights from Algerian varieties by F. Kamah, A. Basli, R. Erenler, A. Bouzana, C. Bensouici, T. Richard, F.A. Al-Mekhlafi, M.A. Wadaan, M.S. Al-Khalifa, F. Boulkenafet

“…Phenolic compounds were extracted using 50% acetone and quantified through spectrophotometric assays for total phenolic, flavonoid, flavanol, condensed tannin, and hydrolysable tannin contents. LCMS/MS identified phenolics. …”
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Design, formulation and antimicrobial assessment of a traditional Iranian antiperspirant formula from Rosa damascena flowers and Myrtus communis leaves. by Maryam Alipanah, Gholamhossein Yousefi, Zahra Sobhani, Mohammad Ali Jahromi, Mohammad Zarshenas

“…The resulting product was evaluated for phytochemical content as well as physical, macroscopic, and rheological characteristics. Total tannin, total phenol, and total flavonoid contents were determined using standard spectrophotometric methods. …”
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Induction of Biomolecules in Mature Leaves of Terminalia arjuna Due to Feeding of Antheraea mylitta Drury by G. Abraham, G. Thomas, C.R. Babu

“…In this study, we investigated the induction of biomolecules in mature leaves of these plants subjected to insect feeding. Increase in total tannin content, lipid peroxidation, and trypsin inhibitor activity have been observed in mature leaves damaged by the insects. …”
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Effect of Lb. plantarum BFE 5092 Fermentation on Antinutrient and Oligosaccharide Composition of Whole Red Haricot Bean (Phaseolus vulgaris L) by Vivian C. Kitum, Peter K. Kinyanjui, Julius M. Mathara, Daniel N. Sila

“…At the end of 120 h of fermentation, the tannin content was 109.50 and 54.04 mg/100 g in IF and SF, respectively. …”
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EFEKTIVITAS EKSTRAK ETANOL DAUN MAHONI (Swietenia mahagoni (L.) Jacq.) TERHADAP LARVA Aedes aegypti L. by Tisa Rizkika Nur Amelia

“…The result indicated that ethanolic extract of S. mahagoni leaf contained alkaloid, tannin, saponin, terpenoid, and flavonoid compounds. …”
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Interactions between Phosphoric/Tannic Acid and Different Forms of FeOOH by Lefu Mei, Libing Liao, Zise Wang, Chunchun Xu

“…A 3% tannic acid + 10% phosphoric acid + FeOOH was the most suitable formula for rust stabilizer and its reaction products were made up of iron phosphate and chelate of iron and tannin. This research provided technical basis in distinguishing FeOOH and selecting rust layer stabilizer for the preservation of iron, especially iron cultural relics.…”
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Uji Efektivitas Antibakteri Ekstrak Aloe vera Terhadap Pertumbuhan Escherichia coli Secara In Vitro by Nova Suryati, Elizabeth Bahar, Ilmiawati Ilmiawati

“…Adanya efek antibakteri pada lidah buaya karena lidah buaya mengandung senyawa antibakteri seperti  saponin, tannin dan flavonoid. Penelitian sebelumnya menunjukkan bahwa ekstrak lidah buaya dapat menghambat pertumbuhan bakteri gram positif dan gram negatif. …”
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Synergistic Effects of Germination and Ultrasonication on Nutritional and Structural Characteristics of Kodo (Paspalum scrobiculatum) and Little (Panicum sumatrense) Millet by Swarnima Dey, Alok Saxena, Yogesh Kumar, Tanushree Maity, Ayon Tarafdar

“…Significant changes in the treated samples were recorded, including lower levels of antinutrients such as tannin and phytates, and higher antioxidant activity, improving their nutritional value. …”
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Antioxidants Distribution in Pulp and Seeds of Black and Red Goji Berries as Affected by Boiling Processing by Guang Xin, Fengmei Zhu, Bin Du, Baojun Xu

“…Pulp and seeds from four varieties of black goji and two varieties of red goji with different geographical origins were examined for their total phenolic content (TPC), total flavonoid content (TFC), condensed tannin content (CTT), monomeric anthocyanin content (MAC), 2,2-diphenyl-1-picrylhydrazyl (DPPH) scavenging capacity, and ferric reducing antioxidant power (FRAP) using colorimetric methods. …”
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Pellet Production from Green Pistachio Shell Waste with Varying Levels in Livestock Feed by kazem laei, Mohammad Hossein Kianmehr, Ghanbar laei

“…The factorial experiments, based on a completely randomized design (CRD), revealed significant reductions in phenolic and tannin content, with the greatest decrease (79% and 81%) at 80°C and 80% additives. …”
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Plant-based burger patties are a source of bioaccessible iron and zinc by Jonas Pospiech, Johanita Kruger, Jan Frank

“…However, due to the presence of absorption inhibitors, such as phytate, oxalate, and condensed tannins, the uptake of zinc and iron from plant foods may be low. …”
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Nutritional Properties and Antinutritional Factors of Corn Paste (Kutukutu) Fermented by Different Strains of Lactic Acid Bacteria by Tchikoua Roger, Tatsadjieu Ngouné Léopold, Mbofung Carl Moses Funtong

“…L. plantarum A6 reduced the tannin content to 98.8% and L. buchneri M11 reduced the phytate content to 95.5%. …”
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Phytochemical Content of Tingi (Ceriops tagal) Bark Extract by Ultrasonication Process by Guring Briegel Mandegani, Rini Pujiarti, Ganis Lukmandaru

“…Therefore, this study aimed to determine the effect of the ultrasonication duration (20, 40, 60, 80, and 100 minutes) on the total phenolic content (TPC), total flavonoid content (TFC), and total tannin content (TTC). The extraction yield was calculated by drying the solution with a freezer dryer, and phytochemical content was determined using UV-vis spectrophotometry. …”
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Beneficiation Experiment of a Carbonate Fluorite Ore in Guizhou by Jian Huang, Wei Peng, Wubin Li, Zhenjie Wang, Anrong Liu

“…Using the closed-circuit test process of "one coarse, six fine and one sweep", under the conditions of grinding fineness of -0.074 mm, content of 81.42%, dosage of Na2CO3 of 1 200 g/t, dosage of acidified sodium silicate of 1 200 g/t, dosage of tannin of 100 g/t and dosage of collector LY-14 of 600 g/t, fluorite concentrate with CaF2 grade of 96.35% and CaF2 recovery of 91.47% was obtained.…”
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Phytochemical content, antibacterial, antioxidant and cytotoxic activities, of leaves extracts of Eucalyptus globulus, Peltophorum africanum and Vangueria infausta by Portia Mamothaladi Moshidi, Johnfisher Mupangwa, Claude Mukengela Muya, Soul Washaya

“…The phenolic, flavonoids, and condensed tannin contents were higher (P < 0.05) in V. infausta extract than in E. globulus and P. africanum. …”
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Antioxidant Activity of Methanol Extracts from Mangifera indica L., Mangifera foetida Lour, and Mangifera odorata Griff.Woods by Ganis Lukmandaru, Kristian Vembrianto, Anisa Alfiana Gazidy

“…Qualitative phytochemical tests of EtOAc soluble fractions indicated that alkaloid and tannin could contribute to the AOA results. Total phenolic contents (TPC) of each extract were also evaluated by Folin-Ciocalteu method. …”
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Standardized Herbal Extract for Wound Healing: A Comparative Study of Centella asiatica, Curcuma domestica, and Heterotrigona itama Honey Combination in Rabbits by Diniatik Diniatik, Paula Mariana Kustiawan, Halida Suryadini

“…The total flavonoid and tannin content of the plant extracts were quantified. …”
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Nutritional, Phytochemical, and Biological Activities of Chrysophyllum albidum Fruit Extracts from Lagos by Ngozi Awa Imaga, Franklyn Nonso Iheagwam, Edidiong Urua, Evarista Ayodele Ebigwai

“…Elemental analysis showed the presence of sodium, iron, zinc, magnesium, calcium, manganese, potassium, and copper, while vitamins B1, B2, B3, B6, B12, C, D, and K were also present. The total tannin, flavonoid, and phenol contents of CAA were higher than those of CAE; however, CAE elicited stronger reducing power, antioxidant capacity, 2,2-diphenyl-1-picrylhydrazyl, and nitric oxide scavenging activities than CAA. …”
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