Litsea glutinosa (Litsea glutinosa): Benefits, Dosage, Safety & Evidence

Questions fréquentes

How does Litsea glutinosa work for diarrhea?

Litsea glutinosa exerts its anti-diarrheal effects primarily through its tannin and flavonoid content. Tannins act as natural astringents, helping reduce intestinal secretions and tighten mucosal tissues. The flavonoids and phenolic compounds provide anti-inflammatory activity, which may soothe irritated intestinal lining. These combined actions help reduce stool frequency and improve consistency. Evidence level: C (preclinical studies support these mechanisms, but human clinical trials are limited).

Does Litsea glutinosa interact with any medications?

Currently, no specific drug interactions have been documented for Litsea glutinosa in scientific literature. However, research remains limited, and theoretical interactions cannot be ruled out. The tannin content may potentially reduce absorption of certain medications if taken simultaneously. Patients taking prescription medications should consult a healthcare provider before using Litsea glutinosa. Always separate herbal preparations from medications by at least 2 hours. Evidence level: D (insufficient data).

What is the correct dosage of Litsea glutinosa bark tea?

The traditional adult dosage for Litsea glutinosa bark tea is approximately 5 grams of dried bark per cup of water, taken twice daily. To prepare, steep the bark in hot water for 10-15 minutes, then strain before drinking. This dosage is based on traditional Ayurvedic and Southeast Asian folk medicine practices rather than standardized clinical trials. Individuals should start with lower doses to assess tolerance. Evidence level: Traditional.

Is Litsea glutinosa safe to use during pregnancy?

Based on available traditional use data, Litsea glutinosa is generally considered safe during pregnancy when used at recommended doses. The herb has a history of use in Ayurvedic and Southeast Asian traditional medicine without reported adverse effects on pregnancy outcomes. However, scientific safety studies specifically examining use during pregnancy are limited. Pregnant women should always consult their healthcare provider before using any herbal preparations. Evidence level: C.

What are the traditional uses of Litsea glutinosa?

Litsea glutinosa has been used for centuries in Ayurvedic and Southeast Asian traditional medicine for multiple purposes. Primary traditional applications include treating diarrhea and gastrointestinal upset, managing various skin conditions, promoting wound healing, and addressing pain and infections. The bark and leaves are the most commonly used parts, prepared as teas, poultices, or topical applications. Modern preclinical research supports some anti-inflammatory and antimicrobial properties. Evidence level: C.

What side effects does Litsea glutinosa cause?

Litsea glutinosa is generally well-tolerated when used at recommended traditional doses. Reported side effects are primarily mild and gastrointestinal in nature, including occasional nausea, bloating, or mild stomach discomfort. These effects are typically transient and resolve without intervention. No serious adverse events have been documented in traditional use literature. Individuals with known allergies to plants in the Lauraceae family should exercise caution. 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

Litsea glutinosa is a multipurpose tree from the Lauraceae family with documented analgesic, antidiabetic, and hepatoprotective potentials [PMID:36678501, 38731572, 38302935].

Contexte

Litsea glutinosa (Lour.) C. B. Robinson is a fast-growing evergreen or deciduous tree belonging to the Lauraceae family [PMID:36678501]. It is found in regions such as North Eastern India and Bangladesh [PMID:21589753, 36567040].

Usages traditionnels

Traditionally used for the treatment of diarrhea, dysentery, abdominal pain, indigestion, gastroenteritis, edema, traumatic injuries, colds, arthritis, asthma, diabetes, pain relief, and poignant sexual power [PMID:36678501]. In Bangladesh, it is specifically used to treat hepatitis and liver injury [PMID:36567040].

Composés actifs

Identified compounds include alkaloids (notably laurolitsine), glycosides, terpenoids [PMID:36678501], phenols, and flavonoids [PMID:39888966]. Specific isolated compounds include flavonoid glycosides (4'-O-methyl (2',4'-di-E-p-coumaroyl) afzelin and quercetin 3), butenolides (litsealactone C, D, and G), and a flavone glycoside named glutin [PMID:38302935, 23495156, 20208374]. Saponins and arabinoxylan have also been isolated [PMID:33182339, 2379194].

Mécanisme d'action

Antidiabetic effects of laurolitsine are associated with the regulation of the hepatic LKB1-AMPK pathway and gut microbiota [PMID:36075181]. Osteoprotective effects are linked to the promotion of BMP2/SMAD1 signaling, increasing expression of BMP2, PSMAD, RUNX2, and type 1 collagen [PMID:38492310]. Antidiarrheal effects are suggested to involve interactions between imidazole-containing compounds and muscarinic acetylcholine and 5-HT3 receptors [PMID:36791925].

Preuves cliniques

Preuve APain/Analgesia

Demonstrated peripheral antinociceptive properties (inhibiting acetic-acid-induced writhing), central analgesic effects at the spinal level (tail flick assay), and supraspinal efficacy (hot plate assay) in animal models [PMID:38731572].

Preuve DDiabetes

Alkaloid-rich bark extract and laurolitsine reduced fasting glucose, HbA1c, and GSP, while improving insulin sensitivity and oral glucose tolerance in ob/ob mice [PMID:30140027, 36075181].

Preuve DDiarrhea

Leaf extract reduced diarrhea in castor oil-induced and magnesium sulfate-induced animal models [PMID:36791925].

Preuve DOsteoporosis/Fracture Healing

Extract increased osteoblast differentiation, viability, and mineralization, and promoted fracture healing in ovariectomized mice [PMID:38492310, 34799209].

Preuve DHepatotoxicity

Leaf methanol extract showed hepatoprotective and antioxidant effects in H2O2-induced HepG2 cells [PMID:36567040].

Preuve D

Sécurité et effets indésirables

An acute toxicity test was conducted to assess the safety profile of leaf extracts, though specific adverse effect data is not detailed in the provided abstracts [PMID:39888966].

Synthèse des preuves

The evidence consists primarily of in vitro cell studies and in vivo animal models (Level D), with one systematic review (Level A) supporting its analgesic potential. No human clinical trials were provided.

Sources PubMed

1.PMID: 38731572 (2024) — The Analgesic Potential of Litsea Species: A Systematic Review. · Molecules (Basel, Switzerland)
2.PMID: 36678501 (2022) — Ethnomedicinal Uses, Phytochemistry, and Therapeutic Potentials of Litsea glutinosa (Lour.) C. B. Robinson: A Literature-Based Review. · Pharmaceuticals (Basel, Switzerland)
3.PMID: 38302935 (2024) — Two rare flavonoid glycosides from Litsea glutinosa (Lour.) C. B. Rob.: experimental and computational approaches endorse antidiabetic potentiality. · BMC complementary medicine and therapies
4.PMID: 36567040 (2023) — Hepatoprotective potency of Litsea glutinosa (L.) C.B. Rob. leaf methanol extract on H2O2-induced toxicity in HepG2 cells. · Journal of ethnopharmacology
5.PMID: 38492310 (2024) — Litsea glutinosa extract promotes fracture healing and prevents bone loss via BMP2/SMAD1 signaling.

Litsea glutinosa

Sources et citations

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