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  • Antioxidant Activity of Red Dragon Fruit Teabag (Hylocereus polyrhizus) Peels with the Addition of Ginger (Zingiber officinale var. amarum) and Cinnamon (Cinnamomum zeylanicum, BI)

    Free radicals have very unstable and reactive molecules. Excessive free radicals can trigger oxidative stress and cause various diseases. The peel of red dragon fruit contains chemical compounds that shows potential...
    Wima Anggitasari Indonesia , Lindawati Setyaningrum Indonesia , Muhammad Rofik Usman Indonesia , Dyan Wigati Indonesia
    Pages: 112-121 2023-06-30
    10.24036/eksakta/vol24-iss02/377
    1078 518
  • Compound Profile of Methanol Extract of Katang-Katang Leaves (Ipomoea pes-caprae) and Evaluation of Its Antibacterial and Antioxidant Activities

     Increasing antibiotic resistance has prompted the search for safer and more sustainable natural alternatives. Ipomoea pes-caprae, a coastal plant traditionally used for the treatment of wounds and inflammation, is...
    Dessy Rosye Rooy Indonesia , Imanuel Berly Delvis Kapelle Indonesia , Rosmawaty Indonesia
    Pages: 11-20 2026-02-28
    10.24036/eksakta/vol27-iss01/633
    134 50
  • Antioxidant Activities Extracts N-Hexane, Ethyl Acetate and Methanol of Limau Sundai (Citrus nobilis Lour) Peels

    The Limau Sundai plant ( Citrus Nobilis Lour) is widely known in West Sumatra. The fruit of this plant is commonly consumed as a cooking spice. This antioxidant activity test research aims to find out the potential...
    Melindra Mulia Indonesia , Mai Efdi Indonesia , Afrizal Afrizal Indonesia , Niza Lian Pernadi Indonesia , Devi Purnamasari Indonesia
    Pages: 300-308 2022-12-30
    10.24036/eksakta/vol23-iss04/339
    515 298
  • Determination of Anthocyanin Content and Antioxidant Activity in Sidenuk Black Rice Mutant (Oryza sativa var. sidenuk)

    The Sidenuk black rice mutant is the latest development of Sidenuk Rice which is known to excel in high rice production and is resistant to pests. Due to the many health benefits offered by black rice and no data on...
    Aditya Nugraha Respati Indonesia , Sumaryati Syukur Indonesia , Jamsari Indonesia , Ishak Indonesia
    Pages: 87-101 2025-03-30
    10.24036/eksakta/vol26-iss01/580
    114 203
  • POTENSI ANTIOKSIDAN ALAMI PADA EKSTRAK DAUN JAMBLANG (Syzigium cumini (L.) Skeels)

    Various diseases can be triggered by the condition of oxidative stress in the body. Oxidative stress is a condition that occurs in cells when free radicals are present in excess amounts. To reduce the negative...
    Ayu Nirmala Sari Indonesia
    Pages: 107-112 2017-11-30
    10.24036/eksakta/vol18-iss02/61
    3450 3729
  • Development of Herbal Tea Bags using Gotu Kola Leaves (Centella asiatica L. Urban) and Siamese Orange Peel (Citrus nobilis)

    Herbal tea is a beverage made from dried leaves, flowers, seeds, nuts, bark, fruits, and other plant components, excluding Camellia sinensis . This study developed herbal tea bags using gotu kola leaves ( Centella...
    Diana Sylvi Indonesia , Cesar Welya Refdi Indonesia , Sesi Kumala Dewi Indonesia
    Pages: 448-467 2024-12-30
    10.24036/eksakta/vol25-iss04/558
    426 258
  • Physicochemical Properties of Herbal Tea Bags from Belimbing Wuluh Leaves (Averrhoa bilimbi) and Gotu Kola Leaves (Centella asiatica) with the Addition of Cinnamon Powder (Cinnamomun burmanii)

    This study aims to study the characteristics of herbal teabags from belimbing wuluh leaves and gotu kola leaves with the addition of cinnamon powder. This study used a completely randomized design with 5 treatments,...
    Diana Sylvi Indonesia , Daimon Syukri Indonesia , Fachrur Rozi Indonesia , Devi Purnama Sari Indonesia
    Pages: 117-132 2022-06-30
    10.24036/eksakta/vol23-iss02/320
    1252 880
  • Effect of the Addition of Red Dragon Fruit (Hylocereus polyrhizus) Extract on the Characteristics of Belimbing Wuluh (Averrhoa bilimbi, L.) Syrup

    This study aims to determine the effect of the addition of red dragon fruit juice on the characteristics and organoleptics of belimbing wuluh syrup. The experimental design used in this study was a completely...
    Rina Yenrina Indonesia , Diana Sylvi Indonesia , Retno Gusti Devi Indonesia
    Pages: 382-399 2023-09-30
    10.24036/eksakta/vol23-iss03/441
    212 261
  • The Effect of Ginger (Zingiber officinale) Extract Addition on The Characteristics of Chayote (Sechium edule (Jacq.) Sw.) Syrup

    This study aimed to evaluate the effect of adding ginger ( Zingiber officinale ) extract on the physical, chemical, microbiological, and sensory properties of chayote ( Sechium edule ) syrup, a potential functional...
    Kharisma Amelia Indonesia , Diana Sylvi Indonesia , Kesuma Sayuti Indonesia
    Pages: 250-270 2025-06-30
    10.24036/eksakta/vol26-iss02/600
    275 208
  • The Effect of Adding Ruku-Ruku Plant Essential Oil (Ocimumm tenuiflorum L.) as a Source of Antioxidants in Lip Balm Preparations

    This study aims to evaluate the effect of adding ruku-ruku (Ocimum tenuiflorum) essential oil on the characteristics and antioxidant activity of lip balm, as well as to determine the best formulation. The research...
    Diana Sylvi Indonesia , Tuty Anggraini Indonesia , Anggun Anggun Indonesia
    Pages: 316-334 2026-06-30
    10.24036/eksakta/vol27-iss03/686
    29 16
  • Roselle (Hibiscus sabdariffa L.) Tea Protects Against Alcohol-Induced Renal Toxicity by Enhancing Endogenous Antioxidant Defence in Wistar Rats

    In Indonesia, the choice between area source and smoothed seismicity approaches has been driven by data availability rather than scientific evaluation, and no systematic comparison of both methods at the national...
    Putri Dafriani Indonesia , Eliza Arman Indonesia , Annita Annita Indonesia
    Pages: 257-264 2026-06-30
    10.24036/eksakta/vol27-iss03/688
    19 24
  • The Effect of Additional Fruit Eggplant (Solanum betaceum cav.) Juice on the Characteristics of Black Tea (Camelia sinensis) Beverage

    This study aims to determine the effect of adding Dutch eggplant juice on the characteristics of black tea drinks. This study used a completely randomized design (CRD) with 5 treatments and 3 replications. The data...
    Diana Sylvi Indonesia , Fauzan Azima Indonesia , Sandonella Anggini Indonesia
    Pages: 270-283 2021-12-30
    10.24036/eksakta/vol22-iss4/292
    496 333
  • Nutraceutical Product Ice Cream from Dry Flower (Echinacea purpurea Lour) As an Immunomodulator in Pandemic Era: Ekino Ice

    Echinacea purpurea is a flower that is rich in its main antioxidant content comes from flavonoids, phenols, and cystic acids can be utilized as an immunomodulator during the Covid-19 pandemic. Ekinase flowers are...
    Reza Putri Oktavia Indonesia , Novia Vivin Safitri Indonesia , Nurus Samsiyah Indonesia , Salsabila Tri Rahmi Indonesia , Devi Purnamasari Indonesia
    Pages: 207-215 2023-06-30
    10.24036/eksakta/vol24-iss02/389
    439 363
  • Isolation and Characterization of Flavonoid from Mimosa pudica

    Indonesia has a rich biodiversity, including the putri malu plant ( Mimosa pudica L.) which is known to have secondary metabolites with medicinal potential but has not been fully utilized. The purpose of this work...
    Muhamad Afham Indonesia , Rudi Hendra Indonesia , Hilwan Yuda Teruna Indonesia
    Pages: 302-311 2025-09-30
    10.24036/eksakta/vol26-iss03/608
    202 186
  • Utilization of Dry Cocoa Pod Husks as an Antioxidant-Rich Herbal Drink

    Cocoa ( Theobroma cacao L) production in Indonesian has increased every year, therefore more cocoa pod husks are produced. Currently, the use of cocoa pod husks is still very limited, even most farmers only dump the...
    Ernarisa Fitri Indonesia , Effendi Effendi Indonesia , Azmi Azra Indonesia
    Pages: 102-109 2021-06-27
    10.24036/eksakta/vol22-iss2/262
    770 454
  • Bioactivity of Torch Ginger Umbut Extract (Etlingera elatior) Against Heal Wounds of Mice (Mus musculus)

    Torch ginger has a wide range of good antimicrobial, antioxidant, anticancer, larvicidal and repellent activities. Active compounds in Torch ginger that affect pharmacological activities are phenols, polyphenols,...
    Mhd Zalil Efendi Indonesia , Ramadhan Sumarmin Indonesia , M. Syukri Fadil Indonesia
    Pages: 124-130 2020-09-30
    10.24036/eksakta/vol21-iss2/230
    832 727
  • Shallot (Allium cepa Lour) Peels Snack Bar as Immunomodulator for Health Improvement in the Digital Era

    The digital era has brought many changes, both positive and negative impacts. The challenges of this digital era cover various sectors, including the health sector. One of the effects is the radiation from...
    Sella Paramitha Indonesia , Amalia Salsa Billah Firdausi Indonesia , Siti Fadilla Indonesia , Faza Saiqur Rahmah Indonesia , Muhammad Abbas Ar-Riziq Indonesia , Mayu Rahmayanti Indonesia
    Pages: 309-321 2022-12-30
    10.24036/eksakta/vol23-iss04/355
    520 303
  • Modeling the Relationship of Net Atomic Charge with the Activity of 5-Aminopyrazole Derivative Compounds as Antioxidants with AM1 Method

    This study was conducted to analyze the quantitative relationship between structure and net atomic charge modeling activity of 21 5-aminopyrazole derivatives as antioxidants. This study aims to determine the value of...
    Nagmah Putri Dinda Toni Indonesia , Fajriah Azra Indonesia , Mirella Fonda Maahury Indonesia
    Pages: 242-254 2022-12-30
    10.24036/eksakta/vol23-iss04/334
    360 466
  • Effect of Adding Beet Puree (Beta vulgaris L) on the Characteristics of Dry Noodles Made from Wheat Flour with Substitution of Sorghum (Sorghum bicolor (L) Moench) Flour

    This study aims to determine the effect of adding beet tuber puree on the characteristics of dry noodles made from wheat flour with sorghum flour substitution. This research design used Complete Randomized Design...
    Diana Sylvi Indonesia , Purnama Dini Hari Indonesia , Fadhillawati Fri Asma Indonesia
    Pages: 201-218 2024-06-30
    10.24036/eksakta/vol25-iss02/507
    266 290
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