Jurnal Kedokteran Meditek
Vol 32 No 2 (2026): MARET

Effect of Kawa Gambir (Uncaria gambir Roxb.) Leaves on Serum LDL in Diabetic Model Rats

Siregar, Muhammad Abi Ghoffari (Unknown)
Rita, Rauza Sukma (Unknown)
Reza, Mohamad (Unknown)
Ali, Hirowati (Unknown)
Rofinda, Zelly Dia (Unknown)
Welan, Rahmani (Unknown)



Article Info

Publish Date
30 Mar 2026

Abstract

Background: Kawa gambir leaves, dried in a furnace and brewed as tea, are rich in flavonoids, phenolics, steroids, and tannins and have antioxidant, antihyperglycemic, and antidyslipidemic properties. In diabetes, elevated low-density lipoprotein (LDL) is a dyslipidemic abnormality that increases atherogenic risk. However, the effect of Kawa gambir on LDL in diabetic conditions remains unclear. Objective: To evaluate the effect of Kawa gambir leaf administration on LDL in alloxan-induced diabetic rats. Methods: This experimental study used a post-test-only control group design in 36 Wistar rats randomized into six groups: K−, K+, MET, P1, P2, and P3. Diabetes was induced with alloxan in K+, MET, and P1–P3. MET received metformin, whereas P1, P2, and P3 received Kawa gambir infusions at 1, 2, and 4 g/100 mL once daily for 4 weeks. Serum LDL was estimated using the Friedewald formula. Data were analyzed by one-way ANOVA followed by Least Significant Difference post hoc testing. Results: Mean±SD LDL levels (mg/dL) were 37.16±3.03, 59.90±8.91, 41.30±6.74, 40.60±5.75, 38.95±10.15, and 40.33±7.01 in K−, K+, MET, P1, P2, and P3, respectively. Group differences were significant (p=0.001). The largest numerical reduction versus K+ was found in P2, with a difference of 20.95 mg/dL (95% CI 8.64–33.26). Conclusion: Kawa gambir infusion significantly reduced LDL compared with the untreated diabetic control. Although the 2 g/100 mL group showed the lowest LDL numerically, no significant differences were observed among active treatment groups. These findings support Kawa gambir as an antidyslipidemic agent in diabetic dyslipidemia.

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Journal Info

Abbrev

Meditek

Publisher

Subject

Biochemistry, Genetics & Molecular Biology Immunology & microbiology Medicine & Pharmacology Neuroscience Public Health

Description

Jurnal Kedokteran MEDITEK merupakan jurnal ilmiah yang mempublikasikan artikel-artikel dalam lingkup bidang kedokteran dan biomedik secara open access. Proses publikasi artikel melalui proses penelaahan oleh pakar sebidang (peer-review) secara double-blind. Jurnal Kedokteran Meditek berafiliasi pada ...