Jue Ming Zi (Cassia obtusifolia): Benefits, Dosage, Safety & Evidence

Questions fréquentes

How does Jue Ming Zi lower blood pressure?

Jue Ming Zi (Cassia obtusifolia seeds) contains anthraquinone compounds such as chrysophanol and emodin, along with naphthopyrone glycosides. These active constituents are believed to lower blood pressure through multiple mechanisms, including vasodilation of blood vessels, mild diuretic effects, and potential inhibition of angiotensin-converting enzyme (ACE). The herb also demonstrates antioxidant and anti-inflammatory properties that may contribute to cardiovascular protection. Evidence level C indicates preliminary research supports these mechanisms, though more rigorous clinical trials are needed to fully establish the pathways involved.

Does Jue Ming Zi interact with blood pressure medications?

Yes, Jue Ming Zi may interact with antihypertensive medications. Because it naturally lowers blood pressure, combining it with prescription drugs such as ACE inhibitors, beta-blockers, calcium channel blockers, or diuretics could cause additive effects leading to hypotension (abnormally low blood pressure). Symptoms may include dizziness, lightheadedness, or fainting. If you take blood pressure medication, consult your healthcare provider before using Jue Ming Zi. Regular blood pressure monitoring and possible medication adjustments under medical supervision are recommended.

What is the recommended dosage for Jue Ming Zi tea?

The traditional adult dosage for Jue Ming Zi is 9–15 grams of dry-fried seeds prepared as a tea or decoction. To prepare, lightly roast the raw seeds until fragrant, then steep in hot water for 10-15 minutes or simmer briefly. Dry-frying reduces the herb's cold properties and improves digestibility. This dosage is based on Traditional Chinese Medicine practice (Traditional evidence). Starting with 9 grams is advisable, as higher doses may cause loose stools or diarrhea. Individual tolerance should guide adjustments.

Is Jue Ming Zi safe to take during pregnancy?

No, Jue Ming Zi is contraindicated during pregnancy and should be avoided. The anthraquinone compounds (chrysophanol and emodin) present in Cassia obtusifolia seeds can stimulate uterine contractions and may increase the risk of miscarriage. Additionally, the herb's laxative effects could cause electrolyte imbalances and dehydration, which are particularly concerning during pregnancy. Women who are pregnant or trying to conceive should not use this herb. If you were taking Jue Ming Zi and become pregnant, discontinue use immediately and consult your healthcare provider.

Can Jue Ming Zi help with red or irritated eyes?

Yes, in Traditional Chinese Medicine, Jue Ming Zi is well-known for its ability to clear liver heat and improve vision. It is traditionally used for red, swollen, or painful eyes, excessive tearing, and blurred vision. The herb's cooling and liver-clearing properties are believed to address the root cause of these eye symptoms according to TCM theory. Evidence level C indicates some preliminary research supports these traditional uses, though robust clinical trials remain limited. For persistent or severe eye conditions, consult an eye care professional alongside any herbal treatment.

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

Jue Ming Zi (Cassia obtusifolia) is a traditional Chinese medicinal herb derived from dried mature seeds, used primarily for liver, eye, and metabolic health [PMID:34684833, 36702448].

Contexte

Cassia obtusifolia L. (also known as Senna obtusifolia or sicklepod) is a leguminous plant and invasive weed species common in the southeastern United States [PMID:15941316, 19296574]. It is utilized as a food and traditional Chinese medicine in Asia [PMID:36702448, 36636016].

Usages traditionnels

It is traditionally used as a diuretic, laxative, tonic, and purgative, and as a remedy for headache, dizziness, constipation, tophobia, lacrimation, and to improve eyesight [PMID:34684833]. It is also used in Korea as a tea [PMID:34684833] and in China for weight management by purging the liver and supporting digestion [PMID:33188899].

Composés actifs

The main chemical constituents are anthraquinone derivatives, including aurantio-obtusin (a quality control index component), emodin, chrysophanol, physcion, obtusifolin, obtusin, chryso-obtusin, and aloe-emodin [PMID:34684833, 37456169]. Seeds also contain proteins, galactomannans, and ellagic acid [PMID:19296574, 32266027].

Mécanisme d'action

Anthraquinones in sicklepod sprouts show $\alpha$-glucosidase inhibitory activity [PMID:38572825]. In cancer cells, it may induce apoptosis by upregulating Bax, caspase-3, and caspase-9 while downregulating Bcl-2, and downregulating inflammation genes NF-$\kappa$B, iNOS, and COX-2 [PMID:23426077]. It may improve non-alcoholic fatty liver disease through autophagy-related pathways [PMID:37538867] and ameliorate amyloid $\beta$-induced synaptic dysfunction via anti-inflammatory and Akt/GSK-3$\beta$ pathways [PMID:26674159].

Preuves cliniques

Preuve BOverweight/Obesity in schizophrenia

Processed Cassia seed powder was investigated for its effect on body mass index and waist circumference over 36 weeks [PMID:35304275]

Preuve DCancer (TCA8113 human tongue carcinoma cells)

In vitro, 1.0 mg/ml of Cassia tora L. inhibited cell growth by 72% [PMID:23426077]

Preuve DNon-alcoholic fatty liver disease (NAFLD)

Water extract showed anti-steatosis effects in mice fed a high-fat and sugar-water diet [PMID:37538867]

Sécurité et effets indésirables

Anthraquinones are considered toxic compounds [PMID:15941316]. In rat studies, high doses ($\ge$0.50%) caused intermittent mild diarrhea, myeloid hyperplasia, peripheral leukocytosis, thrombocytosis, and mild anemia [PMID:1814008]. Very high doses (32%) in rats resulted in death [PMID:2341088]. In calves, high exposure led to intermittent feed refusal, diarrhea, and decreased weight gain [PMID:3176305]. It has been identified in reports of herbal-induced liver injury (hepatotoxicity) [PMID:26357619, 25536637].

Synthèse des preuves

Evidence consists primarily of in vitro studies, animal models (rats, mice, calves), and a single RCT for obesity in schizophrenia. There is a significant body of review literature on its phytochemistry and traditional use, but clinical human data is limited.

Sources PubMed

1.PMID: 15941316 (2005) — Sicklepod (Senna obtusifolia) seed processing and potential utilization. · Journal of agricultural and food chemistry
2.PMID: 38572825 (2024) — Simultaneous high-performance liquid chromatography analysis of anthraquinones in sicklepod sprouts with α-glucosidase inhibitory activity. · Phytochemical analysis : PCA
3.PMID: 19296574 (2009) — Processing scale-up of sicklepod (Senna obtusifolia L.) seed. · Journal of agricultural and food chemistry
4.PMID: 34684833 (2021) — Phytochemistry, Ethnopharmacological Uses, Biological Activities, and Therapeutic Applications of Cassia obtusifolia L.: A Comprehensive Review. · Molecules (Basel, Switzerland)
5.PMID: 1814008 (1991) — Toxicological and hematological effects of sicklepod (Cassia obtusifolia) seeds in Sprague-Dawley rats: a subchronic feeding study.

Jue Ming Zi

Sources et citations

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