Piper cubeba (Piper cubeba): Benefits, Dosage, Safety & Evidence

Questions fréquentes

How does Piper cubeba work medicinally?

Piper cubeba contains several bioactive compounds including cubebins, beta-caryophyllene, and cadinene that contribute to its medicinal effects. Beta-caryophyllene acts as a cannabinoid receptor type 2 (CB2) agonist, providing documented anti-inflammatory effects. The cubebins demonstrate antimicrobial properties in laboratory studies, which may explain its traditional use for urinary tract and respiratory infections. The volatile oils also provide expectorant action, helping to clear respiratory congestion. Evidence level: C.

Does cubeb pepper interact with any medications?

There is limited clinical research on Piper cubeba drug interactions. Due to its effects on the urinary tract and potential kidney irritation, it may theoretically interact with diuretics, lithium, and medications processed through the kidneys. Its anti-inflammatory compounds might potentiate blood thinners or antiplatelet medications. Always consult a healthcare provider before combining cubeb with prescription medications. Evidence level: C (limited data).

What is the recommended dosage for Piper cubeba?

The traditional adult dosage for Piper cubeba is 1-3 grams of dried berries daily or 1-2 mL of tincture taken up to three times daily. These doses are based on historical European pharmacopeia records rather than modern clinical trials. Due to potential kidney irritation with prolonged use, treatment should be limited to short-term use of 2-3 weeks maximum. Consult a qualified herbalist for personalized dosing. Evidence level: Traditional.

Is Piper cubeba safe during pregnancy and breastfeeding?

Piper cubeba is considered unsafe during pregnancy and should be strictly avoided. The herb has historically been used to stimulate uterine contractions and may cause miscarriage or premature labor. There is insufficient safety data for breastfeeding, so it should also be avoided while nursing. Additionally, cubeb can cause kidney irritation, which poses additional risks during pregnancy when kidney function is already stressed. Evidence level: C.

Can cubeb pepper help with urinary tract infections?

Piper cubeba has a long history of use for urinary tract infections and gonorrhea, dating back to medieval European medicine. The herb contains cubebins and other compounds with demonstrated antimicrobial properties in laboratory studies. It was historically valued for its ability to soothe urinary tract inflammation while fighting infection. However, modern clinical evidence is limited (Level C), and UTIs should be properly diagnosed and treated by a healthcare provider to prevent kidney complications.

What are the side effects of Piper cubeba?

Common side effects of Piper cubeba include gastrointestinal irritation, nausea, and digestive discomfort, particularly when taken on an empty stomach. More concerning is its potential to cause kidney irritation, especially with prolonged use or high doses. For this reason, cubeb is contraindicated in people with kidney disease or inflammatory kidney conditions. Topical application may cause skin irritation in sensitive individuals. Discontinue use if urinary discomfort worsens. Evidence level: C.

Fiche d'information compilée à partir de PubMed

Cette fiche a été compilée à partir de résumés PubMed (NIH) avec l'assistance d'une IA. Chaque affirmation factuelle est citée par un article PubMed réel (voir la liste des sources). Elle n'a pas encore été révisée par un humain — confirmez auprès d'un professionnel de santé avant utilisation.

Compilé à partir de 30 articles PubMed · modèle : gemma4:31b

Résumé

Piper cubeba, also known as cubeb or Java pepper, is a medicinal herb and spice used for its diverse pharmacological activities, including antioxidant, antibacterial, and anti-inflammatory effects [PMID:36483927, PMID:38835963].

Contexte

Piper cubeba L. (Piperaceae) is a shrub indigenous to Java, Southern Borneo, Sumatra, and other islands in the Indian Ocean [PMID:31454974]. It is widely used as a spicy condiment and medicinal herb [PMID:29973507, PMID:25212371].

Usages traditionnels

It has been used for centuries in traditional medicine and culinary practices, specifically for the treatment of digestive and respiratory disorders [PMID:38835963, PMID:36483927].

Composés actifs

The plant contains essential oils rich in Z-isoeugenol, dihydroeugenol, β-pinene, E-caryophyllene, 1,8-cineole [PMID:38835963], eugenol, and methyl eugenol [PMID:34632221]. It is also rich in lignans, notably (-)-cubebin and (-)-hinokinin [PMID:29435403, PMID:36775642], as well as phenolic acids, flavonoids, and sesamol [PMID:38835963, PMID:32037412].

Mécanisme d'action

A methanol extract of P. cubeba exhibits anti-inflammatory activity by targeting Src/Syk via the inhibition of NF-κB signaling, which reduces the production of nitric oxide (NO) and the expression of proinflammatory cytokines such as iNOS and IL-6 [PMID:30713566].

Preuves cliniques

Preuve DInflammation

Methanol extract reduced NO production and inhibited proinflammatory cytokines (iNOS, IL-6) via NF-κB inhibition in macrophage cells [PMID:30713566]

Preuve DHyperuricemia

Essential oil exhibited inhibitory effects on xanthine oxidase (IC50 = 54.87 μg/mL) [PMID:31096694]

Preuve DCancer (In Vitro)

Cubebin showed antiproliferative activity against glioma (U251), kidney (786-0), prostate (PC-3), and colon rectum (HT-29) cell lines [PMID:37328029]; hinokinin-loaded PLGA microparticles inhibited proliferation of SiHa cells [PMID:34736364]

Preuve DBacterial Infections

Essential oil showed antimicrobial potential against Listeria monocytogenes and Staphylococcus aureus [PMID:33499007]; isolated compounds β-asarone and asaronaldehyde inhibited Bacillus sp. [PMID:31454974]

Preuve DObesity (Animal Model)

A mixture of green tea and java pepper reduced body weight and hepatic fat accumulation and increased energy expenditure in high-fat diet-fed rats [PMID:37237919]

Preuve D

Sécurité et effets indésirables

In vitro studies on human colon adenocarcinoma cells (HT29) indicated that (-)-cubebin was not mutagenic and was cytotoxic only at high concentrations (280 μM) [PMID:26817788]. However, some samples of cubeb pepper have been found to exceed international safety limits for lead (Pb) and cadmium (Cd) [PMID:41842832].

Synthèse des preuves

The current evidence is primarily based on in vitro studies, animal models, and phytochemical reviews (Level C and D). There are no clinical trials or meta-analyses provided to establish human efficacy or standardized dosing.

Sources PubMed

1.PMID: 38835963 (2024) — Cubeb (Piper cubeba L.): nutritional value, phytochemical profiling and dermacosmeceutical properties. · Frontiers in nutrition
2.PMID: 36483927 (2022) — Cubeb (Piper cubeba L.f.): A comprehensive review of its botany, phytochemistry, traditional uses, and pharmacological properties. · Frontiers in nutrition
3.PMID: 40363698 (2025) — "Pepper": Different Spices, One Name-Analysis of Sensory and Biological Aspects. · Molecules (Basel, Switzerland)
4.PMID: 29973507 (2018) — Discrimination of Aroma Characteristics for Cubeb Berries by Sensomics Approach with Chemometrics. · Molecules (Basel, Switzerland)
5.PMID: 36775642 (2023) — A review on multi-therapeutic potential of (-)-cubebin: experimental evidences. · Natural product research

Piper cubeba

Sources et citations

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