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Journal : jurnal kesehatan

Effects of Stevia Leaf Extract on Blood Glucose and SOD Activity in Hyperglycemic Rats Zoni, Salsa Billa Pratami; Yerizel, Eti; Rahmatini
Jurnal Kesehatan - STIKes Prima Nusantara Vol 17 No 1 (2026): Jurnal Kesehatan Volume 17 Nomor 1 Tahun 2026 (on progress)
Publisher : LPPM Universitas Prima Nusantara Bukittinggi

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.35730/jk.v17i1.1603

Abstract

Background: Hyperglycemia is characterized by elevated blood glucose levels and may induce oxidative stress through excessive production of reactive oxygen species (ROS) that exceed the capacity of antioxidant defense systems. Stevia rebaudiana leaf extract (Stevia rebaudiana) contains antihyperglycemic and antioxidant compounds, including polyphenols and steviol glycosides. Objectives: This study aimed to determine the effect of Stevia leaf extract on blood glucose levels and Superoxide Dismutase (SOD) enzyme activity in hyperglycemic rats (Rattus norvegicus). Methods: This experimental study involved 35 rats divided into a negative control group (K−), a positive control group (K+), and three treatment groups (P1, P2, P3) receiving Stevia rebaudiana extract at doses of 100, 200, and 400 mg/kg body weight. Hyperglycemia was induced using alloxan. Blood glucose levels were measured using a digital analyzer, while SOD activity was assessed colorimetrically. Data were analyzed using the Kruskal–Wallis test followed by the Mann–Whitney test. Results: The mean blood glucose levels in groups K−, K+, P1, P2, and P3 were 93.2 mg/dL, 371.08 mg/dL, 134.3 mg/dL, 130.42 mg/dL, and 113.22 mg/dL, respectively. The mean SOD enzyme activity in groups K−, K+, P1, P2, and P3 were 14.92 U/mL, 13.53 U/mL, 14.57 U/mL, 14.74 U/mL, and 14.93 U/mL, respectively. The P3 group, which received a dose of 400 mg/kgBW, demonstrated the greatest effect on reducing blood glucose levels and increasing SOD activity. Conclusion: Stevia rebaudiana leaf extract significantly reduced blood glucose levels in hyperglycemic rats and showed a tendency to increase superoxide dismutase activity, although the differences in SOD activity were not statistically significant
Co-Authors Ade Asyari Afriwardi Afriwardi Aga Pratama Ahmad Syukri Harahap Aisyah Elliyanti Al Hafiz Al Hafiz Al Ichram Novialdi, Rayhan Aljassri, Resti Karunia Amelin, Fitrisia Andani Eka Putra Angga Putra Perdana Anjelina Puspita Sari Apri Grecwin, Debby Ariani Zaltin Okvenda Arina Widya Murni Arni Amir Ashrifurrahman, Ashrifurrahman Asti Marian Sari Aumas Pabuti Bramadi Arya Caesar Rayhand Arrafif Nasution Cimi Ilmiawati, Cimi Daan Khambri Deddy Saputra Desmawati Desmawati Dessy Arisanty Desy Arisanti Desy Arisanti Dezi Ilham Dia Rofinda, Zelly Dia Dian Pertiwi Dian Pertiwi Dina Arfiani Rusjdi Dyka Aidina Ebill Fuji Edison Effy Huriyati Efrida Efrida Ega Purnamasari Eka Agustia Rini Eka Agustria Rini Eliza Anas Elizabeth Bahar Elmatris Sy Endah Puji Septisetyani, Endah Puji Eva Chundrayetti Eva Decroli F, Annisa Maida Fadil Oenzil Fauziah, Dita Firdawati, Firdawati Fitri Zahara Fitriyana Fitriyana Gusti Revilla Hafni Bachtiar Hafni Bachtiar Hirowati Ali Hudila Rifa Karmia Husnil Kadri Irwan Ismawati Ismawati Janra, Muhammad Nazri Karmia, Hudila Rifa Karolin Trisnawelda Kastian, Ria Fajarwati Lili Irawati Maliza, Rita Masrul Masrul Syafri Meilisa Rahmawati Meiza Nerawati Mizwar Mizwar Muhamad Gerry Fadilla Muhammad Idris Nadhifah Salsabila Nadila Andam Astari Netti Meilani Simanjuntak Netti Suharti, Netti Niki Astria Nila Kasuma Nila Kusuma Nita Afriani Nofrita Nofrita Novialdi . Nurhajjah, Sitti Nursal Asbiran Okvenda, Ariani Zaltin Pratama Elisa, Tasya Putri Pratita Jati Permatasari Putra Santoso Putri, Athifa Alya Rahma Putri Idaman Rahmadian, Rizki Rahmatina B Herman Rahmatini . Rahmawati, Meilisa Rauza Sukma Rita Raveinal Rayhan Al Ichram Novialdi Reny Jayusfani Revivo Rinda Pratama Rizki Rahmadian Ronaldi Noor Rudy Afriant Sabar Hutabarat Saptino Miro Saptino Miro, Saptino Sari, Asti Marian Silvy Dioni Simanjuntak, Netti Meilani Sinurat, Arthauly Yopita Siti Nurhajjah Sukri Rahman Syahid MP, Miskah Indah Tiara Dwi Pratiwi Tofrizal Tofrizal, Alimuddin Utami, Refi Amalia Vella Paraditha Wilson Novarino Yanwirasti Yanwirasti Yaswir, Rita Yerizel, Almurdi Yerizel, Raveinal Yesi Mustika Sari Yulia Iriani, Yulia Yulistini, Yulistini Yusrawati Yusrawati Yusri Dianne Jurnalis Yustini Alioes Zelly Dia Rofinda Zoni, Salsa Billa Pratami Zulfadli Syahrul, Muhammad Zulkarnain Edward ZURAIDA ZURAIDA