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  • Comparison of the Physical and Microbiological Characteristics of Peel-off Face Mask Yogurt from Fresh Cow’s Milk and UHT Milk Fermented

    Yogurt is a product of fermented milk that makes the skin smoother and shinier. Alpha Hydroxy Acid (AHA) in yogurt can increase regeneration and exfoliate skin cells that accumulate on the surface of the stratum...
    Wulan Kartika Sari Indonesia , Rika Sebtiana Kristantri Indonesia , Dyan Wigati Indonesia
    Pages: 259-269 2021-12-30
    10.24036/eksakta/vol22-iss4/289
    985 631
  • Genome-Wide Association Study in Pigmentation as One of Skin Aging Characteristics

    Skin aging is a physiological process marked by changes in the skin's structure, giving rise to the characteristics of skin aging, such as pigmentation. Genome-Wide Association Studies (GWAS) identify genetic...
    Farah Shabihah Indonesia , Rafika Indah Paramita Indonesia
    Pages: 237-248 2023-06-30
    10.24036/eksakta/vol24-iss02/412
    475 345
  • 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
    503 346
  • Characteristics of Mangium (Acacia mangium) Bark Extract with Some Extraction Time and Its Application to Cotton Fabric Dyeing

    This study aims to determine the effect of extraction time on the characteristics of mangium bark extract and its application to cotton textile coloring. This study used a completely randomized design (CRD) with 5...
    Diana Sylvi Indonesia , Ismed Ismed Indonesia , Sonia Merlin Indonesia
    Pages: 329-342 2022-12-30
    10.24036/eksakta/vol23-iss04/362
    501 425
  • 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
    221 274
  • 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
    282 314
  • Does Physical Activity and Age at Menarche Affect Dysmenorrhea In Addolescents: A Scoping Review

    This scoping review aimed to explore the influence of exercise habits and age at menarche on the incide nce of dysmenorrhea among adolescents. This study used a scoping review approach by searching articles from...
    Rarania Tilana Wulandari Rarania Indonesia , Mufdlilah Indonesia , Farida Kartini Indonesia
    Pages: 759-770 2026-08-30
    10.24036/eksakta/vol27-iss04/724
    42 26
  • Morphological Characteristics and Differentiation of Acinetobacter baumannii Colony on Selective Medium CHROMagar Acinetobacter

    Acinetobacter is an opportunistic pathogen that causes nosocomial infections and is one of the pathogens with the highest prevalence in the world. In addition to its prevalence, the number of isolates that are...
    Edy Wiranto Indonesia , Ariyani Kiranasari Indonesia , Lia Kusumawati Indonesia , Mutiara Indonesia , Tryna Tania Indonesia
    Pages: 91-98 2024-03-30
    10.24036/eksakta/vol25-iss01/482
    475 385
  • PERBANDINGAN DAN KARAKTERISTIK BEBERAPATES KONVERGENSI PADA DERET TAK HINGGA

    The infinite series is an infinite sum of elements of a sequence of real numbers. A main thing related to the infinite series is to determine its convergence (convergent or divergent). Purpose this research were to...
    Dewi Murni Indonesia
    Pages: 146-157 2017-11-30
    10.24036/eksakta/vol18-iss02/71
    852 5259
  • 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
    300 236
  • Characterization and Quality Analysis of Puff Pastry Made with Corn-Based Dough

    This study aimed to analyze the dough characteristics and quality of puff pastry with corn flour as a partial substitute for wheat flour. The use of local ingredients such as corn is important for supporting food...
    Anni Faridah Indonesia , Juliana Siregar Indonesia , Rahmi Holinesti Indonesia , Ranggi Rahimul Insan Indonesia , Wiwik Indrayeni Indonesia , Fitriyasih Fitriyasih Indonesia , Ade Raimuna Indonesia
    Pages: 466-478 2026-06-30
    10.24036/eksakta/vol27-iss03/705
    59 33
  • Machine Learning Classification for Detecting Heart Disease with K-NN Algorithm, Decision Tree and Random Forest

    The heart is one of the most important organs for human; therefore, it needs to always be looked after and maintained properly. If it is not looked after and maintained properly, it will be at risk of disease....
    Ambran Hartono Indonesia , Lizky Azka Dewi Indonesia , Elvan Yuniarti Indonesia , Salsabila Tahta Hirani Putri Indonesia , Try Surya Harahap China
    Pages: 513-522 2023-12-30
    10.24036/eksakta/vol23-iss04/461
    723 347
  • APLIKASI FUZZY c-MEANS CLUSTERINGUNTUK MENGELOMPOKKAN DATA GEMPABUMI DI PROVINSI BENGKULU

    This study aims to cluster earthquake events in Bengkulu Province and describe the characteristics of each group based on clustering results. The method used is Fuzzy c -Means Clustering. The clustering results show...
    Nur Afandi Indonesia
    Pages: 129-136 2017-11-30
    10.24036/eksakta/vol18-iss02/66
    525 569
  • The Implementation of Machine Learning Algorithms for Breast Cancer Biomarker Validation in Metabolomics Studies

    Breast cancer is a heterogeneous disease characterized by distinct molecular and metabolic characteristics, making its diagnostics and treatment challenging. The existence of metabolic reprogramming in breast cancer...
    Nindhyana Diwaratri Ratnaningayu Indonesia , Aryo Tedjo Indonesia , Sonar Soni Panigoro Indonesia
    Pages: 468-483 2024-12-30
    10.24036/eksakta/vol25-iss04/553
    187 222
  • 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
    1271 920
  • 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
    50 45
  • ANALISIS RESIDU KLORPIRIFOS DALAM SAYURAN KUBIS DENGAN METODE HPLC DI BEBERAPA PASAR TRADISIONAL DI SULAWESI UTARA

    One type of pesticide that is widely used is a group of organophosphates with chlorpyrifos as the active ingredients, because it has more favorable characteristics such as easy to decompose and short persistence...
    Abdon Saiya Indonesia
    Pages: 77-85 2017-11-30
    10.24036/eksakta/vol18-iss02/57
    4360 5104
  • 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
    461 295
  • Identification of Aquifer Potential Using Electrical Resistivity Tomography (ERT) Method in the Karst Area of Giritontro, Wonogiri, Central Java

    Karst regions exhibit unique geological characteristics due to the dissolution of carbonate rocks, lending to the formation of complex underground aquifer systems. This study was conducted in BayemharjoVillage,...
    Nadia Putri Nur Asri Indonesia , Rahma Puspa Indonesia , Anggara Putra Prasetya Indonesia , Budy Santoso Indonesia
    Pages: 77-92 2026-02-28
    10.24036/eksakta/vol27-iss01/605
    110 104
  • Biosorption of Methylene Orange Dye using Langsat Shell by Batch Method

    Liquid waste is a major problem in the textile industry environment that has the most widespread influence because physical and aquatic characteristics can have a negative impact on waters. Most of the liquid waste...
    Desy Kurniawati Indonesia , Intan Lestari Indonesia , Fadhilah Tarmizi Indonesia , Niza Lian Pernadi Indonesia , Anwar Iqbal Malaysia
    Pages: 305-314 2023-09-30
    10.24036/eksakta/vol23-iss03/419
    260 278
  • Aquifer Identification Using the Schlumberger Vertical Electrical Sounding (VES) Method in Mulyojati Village, Metro Barat Subdistrict, Metro City

    Groundwater is ideally expected to be available in a sustainable manner and managed based on adequate subsurface hydrogeological information. However, conditions in Mulyojati Village, Metro Barat Subdistrict, Metro...
    Difa Mutafawwiqoh Indonesia , Anggara Putra Prasetyo Indonesia , Acep Ruchimat Indonesia , Budy Santoso Indonesia
    Pages: 56-67 2026-02-28
    10.24036/eksakta/vol27-iss01/650
    80 71
  • Application of Threshold Generalized Autoregressive Conditional Heteroscedastic (TGARCH) Model in Forecasting the LQ45 Stock Price Return

    Economics is one of the most important fields for a country. One of the activities that illustrate the importance of the economy in a country is an investment. Investment activities, especially stock investment, are...
    Jaka Nazarudin Indonesia , Nurul Gusriani Indonesia , Kankan Parmikanti Indonesia , Sussy Susanti Indonesia
    Pages: 271-284 2023-06-30
    10.24036/eksakta/vol24-iss02/369
    318 245
  • The Potential of Sea Pandan (Pandanus tectorius) Fiber as a Non-Food Industry Material Towards Sustainable Development

    Pandanus tectorius in certain areas has the potential to be utilized in the handicraft industry because it is known to have good and strong fiber. However, there are still many coastal areas in Indonesia that have...
    Nurmeilisa Meilisa Indonesia , Jumrodah Jumrodah Indonesia , Atin Supriatin Indonesia
    Pages: 99-110 2024-03-30
    10.24036/eksakta/vol25-iss01/489
    525 337
  • Optimization of the Optimum Condition of Mushroom Light Excitation (Neonothopanus sp) Bioluminescence

    On the South Coast of West Sumatra was found a luminous mushroom, the Neonothopanus sp. The light-emitting characteristics of this mushroom are not yet known. For the use of this bioluminescence in various fields,...
    Mila Qurniawati Indonesia , Ratna Wulan Indonesia
    Pages: 1-9 2021-03-27
    10.24036/eksakta/vol22-iss1/232
    358 379
  • Comparative Analysis of Coral Cover Percentage and Species Diversity in Karanrang Island, Balang Lompo Island, Badi Island, and Lumu-Lumu Island Using the Underwater Photo Transect (UPT) Method

    This study assessed live coral cover and coral genus diversity across Karanrang Island, Balang Lompo Island, Badi Island, and Lumu-Lumu Island. Data collection was conducted at 12 observation stations (depth ±5 m)...
    Gracela Indonesia , Nita Rukminasari Indonesia , Jamaluddin Fitrah Alam Indonesia , Sri Wahyuni Rahim Indonesia
    Pages: 21-32 2026-02-28
    10.24036/eksakta/vol27-iss01/634
    131 69
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