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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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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Phytochemical Analysis and Antimalarial Activity Aqueous Extract of Lecaniodiscus cupanioides Root by Mikhail Olugbemiro Nafiu, Taoheed Adedeji Abdulsalam, Musbau Adewumi Akanji

“…The results of the phytochemical analysis showed the presence of alkaloids (2.37%), saponin (0.336), tannin (0.012 per cent), phenol (0.008 per cent), and anthraquinone (0.002 per cent). …”
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Antioxidant Characterization of Oak Extracts Combining Spectrophotometric Assays and Chemometrics by Boris M. Popović, Dubravka Štajner, Ružica Ždero, Saša Orlović, Zoran Galić

“…Antioxidant characteristics of leaves, twigs, and acorns from two Serbian oak species Quercus robur L. and Quercus petraea L. from Vojvodina province (northern Serbia) were investigated. 80% ethanol (in water) extracts were used for antiradical power (ARP) determinations against DPPH•, NO•, and O2∙- radicals, ferric reducing antioxidant power (FRAP), total phenol, tannin, flavonoid, and proanthocyanidin contents. …”
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Trichosanthes dioica Roxb.: A vegetable with diverse pharmacological properties by Mahia Khandaker, Saleha Akter, Mohammad Zafar Imam

“…Different types of bioactive compounds have been identified and isolated from T. dioica including peptides namely trichosanthin and lectin; a number of triterpenes like cucurbitacin B, euphol, α-amyrin, β-amyrin, lupeol, taraxerol, betulin, and karounidiol; sterols, steroidal saponin, tannin, flavonoids etc. T. dioica contains a number of well-known bioactive phytochemicals and the plant has shown an array of pharmacological activities in vivo. …”
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Bioactive Compounds of Chamber-Dried Blueberries at Controlled Temperature and Wines Obtained from Them by Juan Martin-Gomez, M. Angeles Varo, Julieta Merida, Maria P. Serratosa

“…The browning index, anthocyanins, and tannins decreased with the fermentation time, and vitamin C was constant with the fermentation time. …”
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Biological activities of silver nanoparticles from Nothapodytes nimmoniana (Graham) Mabb. fruit extracts by G. Mahendran, B.D. Ranjitha Kumari

“…Further, fruit extract and AgNPs were evaluated total phenolic, tannin and flavonoid contents and were subjected to assess their antioxidant potential using various in vitro systems such as using 1,1-diphenyl-2-picryl-hydrazyl (DPPH), 2,2′-azinobis-(3-ethylbenzothiazoline-6-sulfonic acid) (ABTS), metal chelating, phosphomolybdenum and ferric reducing antioxidant power (FRAP) activities and antimicrobial activity against Bacillus subtilis, Pseudomonas aeruginosa, Klebsiella pneumoniae, Staphylococcus aureus and Escherichia coli. …”
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Crude Aloe vera Gel Shows Antioxidant Propensities and Inhibits Pancreatic Lipase and Glucose Movement In Vitro by Urmeela Taukoorah, M. Fawzi Mahomoodally

“…The glucose entrapment ability, antimicrobial activity, and total phenolic, flavonoid, tannin, and anthocyanin content were also determined. …”
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Bioactive constituents from the leaves of Quercus phillyraeoides A. Gray for α-glucosidase inhibitor activity with concurrent antioxidant activity by Anastasia Wheni Indrianingsih, Sanro Tachibana

“…Further separation and purification of the methanol-soluble fraction led to the isolation of constituents with moderate and strong inhibitory activities against α-glucosidase: β-sitosterol-d-glucoside (1) and condensed tannin fractions (2, 3, 4, 5, and 6). Compound 1 and fractions 2–6 had inhibitory concentration (IC50) values against α-glucosidase from Saccharomyces cerevisiae of 118.8, 2.79, 2.78, 3.10, 2.60, and 3.14 μg/mL, respectively, while quercetin as the standard had an IC50 value of 4.80 μg/mL. …”
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Therapeutic Food Development from Maize Grains, Pulses, and Cooking Banana Fruits for the Prevention of Severe Acute Malnutrition by Tamiru Yazew

“…In this study, the phytate content varied from 314.74 to 369.3 μg/g and crude tannin, from 101.36 to 153.25 μg/g. This study concluded that the ingredients used in the RUTF1, RUTF2, and RUTF3 formulations met the standard ready-to-use therapeutic foods. …”
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Green Dyeing and Antibacterial Treatment of Hemp Fabrics Using Punica granatum Peel Extracts by Thitirat Inprasit, Jarinphorn Pukkao, Nattanee Lertlaksameephan, Araya Chuenchom, Kanjana Motina, Worapat Inprasit

“…In this study, the dyeing performance and antibacterial properties of pomegranate (Punica granatum) peel extracts were investigated, when applied to hemp fabric. A tannin-rich natural dye was extracted using water at 100°C. …”
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Characterization of Nutritional and Bioactive Compound in Three Genotypes of Mashua (Tropaeolum tuberosum Ruiz and Pavón) from Different Agroecological Areas in Puno by Alejandro Coloma, Emilio Flores-Mamani, German Quille-Calizaya, Arturo Zaira-Churata, Jorge Apaza-Ticona, Wilber César Calsina-Ponce, Percy Huata-Panca, Juan Inquilla-Mamani, Félix Huanca-Rojas

“…Important total anthocyanins, total flavonoids, total phenolics, tannin content, and antioxidant activity values were obtained from purple genotype. …”
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The Effects of Punica granatum Flower Extract on Skin Injuries Induced by Burn in Rats by Ebrahim Nasiri, Seyed Jalal Hosseinimehr, Jafar Akbari, Mohammad Azadbakht, Soheil Azizi

“…In addition, percentage wound contraction and histopathological characteristics such as neovascularization and collagen formation were determined. The tannin content in P. granatum extract was determined. …”
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Larvacide Activity of Tumih (Combretocarpus rotundatus (Miq.)Danser) Leaf Extracts against Aedes aegypti by Renhart Jemi, Royda Dara Ertini Damanik, Lies Indrayanti

“…Danser leaves contained alkaloids, flavonoids, saponins, and tannins. Larvicidal test conducted on the extracts exhibited an effect on the mortality levels against Aedes aegypti larvae. …”
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Characterizing agronomic, morphological, nutritional, and phytochemical traits of local sorghum (Sorghum bicolor L.) in Indonesia by Maisya Zahra Al Banna, Widiastini Arifuddin

“…Nutritional analysis revealed that local Tritiro sorghum contains 10.11% protein, 0.19% fat, 86.73% carbohydrates, 68.97% starch, and 9.43 mg g⁻¹ tannins. Local Tritiro sorghum has higher carbohydrate, protein, and fiber content compared to other sorghum varieties from South Sulawesi and exhibits higher tannin content. …”
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Fast and Selective Adsorption of Au (III) from the Waste Printed Circuit Boards Using a Low-Cost Adsorbent: Optimization by Central Composite Design Based on Response Surface Metho... by Farideh Zandi-Darehgharibi, Hedayat Haddadi, Arash Asfaram

“…A low-cost new green adsorbent (GA) was synthesized by tannin-rich pomegranate peel powder and formaldehyde for the fast and selective recovery of Au (III). …”
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Influence of environmental factors on phytochemical compositions and antioxidant activity of Juniperus communis L by Purnima Rawat, Khashti Dasila, Mithilesh Singh, Jagdish Chandra Kuniyal

“…The results showed variation in phytochemical content from different locations, with the highest total phenolic content of 42.80 ± 1.398 mg GAE/g DW estimated from JC3 (3891 m), flavonoid content of 2.47 ± 0.120 mg QE/g DW from JC4 (4065 m), and tannin content of 8.21 ± 1.445 mg TAE/g DW from JC4. …”
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Morphoanatomy and Phytochemical Content of Sente Leaves (Alocasia macrorrhizos (L.)G.Don) under Different Light Intensity in Arboretum Universitas Padjadjaran by Nadhira Zaachrany Rachma, Asep Zainal Mutaqin, Tia Setiawati, Mohamad Nurzaman, Rusdi Hasan

“…Phytochemical tests for flavonoids and saponins showed higher compound levels in leaves from unshaded locations, while tannin tests revealed higher levels in shaded locations compared to unshaded ones. …”
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Fraksinasi Ekstrak Metanol Buah Parijoto (Medinilla speciosa Blume) dengan Pelarut Metanol, Etil Asetat, dan N-Heksana by Nailil Mona, Dyah Ayu Widyastuti, Atip Nurwahyunani, Fafa Nurdyansyah

“…Those utilization due to its metabolite compounds, such as tannin, flavonoid, fenolic, terpenoid, etc. In order to utilize Parijoto fruit properly, it is necessary to have an appropriate extraction and fractination method. …”
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