Alpinia officinarum (Alpinia officinarum): Benefits, Dosage, Safety & Evidence

Questions fréquentes

How does Alpinia officinarum work as a digestive aid?

Alpinia officinarum (lesser galangal) exerts digestive effects through several bioactive compounds. Galangin and alpinetin stimulate digestive enzyme secretion and exhibit spasmolytic effects on intestinal smooth muscle. The volatile oil component cineole provides carminative action, helping reduce gas and bloating. Acetoxychavicol acetate contributes anti-inflammatory and antimicrobial properties that may support gastrointestinal health. These combined actions explain its traditional use for indigestion, nausea, and stomach discomfort. Evidence Level: C (preclinical studies).

Does Alpinia officinarum interact with any medications?

Alpinia officinarum may interact with anticoagulant and antiplatelet medications, as preliminary research suggests potential effects on blood clotting pathways. The herb may influence cytochrome P450 enzymes, potentially altering the metabolism of certain pharmaceuticals. Patients taking diabetes medications should exercise caution, as galangal may affect blood glucose levels. Clinical interaction data remains limited. Always consult a qualified healthcare provider before combining this herb with prescription medications. Evidence Level: C (theoretical based on preclinical data).

What is the recommended dosage for Alpinia officinarum?

The standard adult dosage for Alpinia officinarum is 2-4 grams of dried rhizome daily, typically divided into two or three doses. This can be prepared as a decoction, taken as powdered rhizome, or used in capsule form. For digestive complaints, taking doses before meals may enhance carminative effects. Avoid exceeding recommended amounts, as higher doses may cause gastrointestinal irritation. Evidence Level: Traditional use and pharmacopoeial standards.

Is Alpinia officinarum safe during pregnancy?

Alpinia officinarum is considered unsafe during pregnancy and should be avoided. The herb contains emmenagogue compounds that may stimulate uterine contractions, posing potential risks to pregnancy. Traditional sources and modern safety assessments both contraindicate use in pregnant women. Breastfeeding women should also avoid this herb due to insufficient safety data. Women of childbearing age should use reliable contraception if taking this herb medicinally. Evidence Level: Traditional contraindication with pharmacological rationale.

What is Alpinia officinarum used for in traditional medicine?

Alpinia officinarum, known as lesser galangal, has been used in Traditional Chinese Medicine and medieval European herbalism for centuries. Primary traditional uses include treating digestive complaints such as nausea, stomach pain, bloating, and loss of appetite. It is also employed for respiratory conditions including coughs, colds, and flu symptoms due to its warming properties. The rhizome functions as a digestive stimulant and carminative agent. Evidence Level: C (traditional use with some preclinical support).

What are the side effects of taking Alpinia officinarum?

Alpinia officinarum is generally well-tolerated at recommended doses. The most common side effect is a warming sensation in the gastrointestinal tract, which some individuals find uncomfortable. People with gastroesophageal reflux disease (GERD) may experience worsened symptoms due to the herb's warming and stimulating properties. Excessive doses may cause gastrointestinal irritation. No serious adverse events have been documented at standard therapeutic doses. Evidence Level: Traditional use and safety profile data.

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

Alpinia officinarum, also known as lesser galangal, is a perennial herb of the Zingiberaceae family with documented antioxidant, anti-inflammatory, and neuroprotective properties [PMID:39408345, PMID:28969549].

Contexte

Alpinia officinarum Hance is a perennial plant originating in China and used throughout South and South-East Asian countries [PMID:28969549, PMID:39408345]. It is primarily utilized for its root and rhizomes [PMID:39221146, PMID:28503054].

Usages traditionnels

In traditional Chinese medicine, the dried root and rhizome are used for thousands of years to alleviate pain, promote digestion, warm the stomach, and disperse cold [PMID:39221146]. It is also used as a spice, condiment, and for treating gastrointestinal disorders [PMID:39047882, PMID:27166764].

Composés actifs

The plant contains flavonoids (including galangin and kaempferide), diarylheptanoids (such as HMP and DPHC), volatile oils (including galangal acetate and 1,8-cineole), and sterols [PMID:39221146, PMID:37637264, PMID:12350154, PMID:41666626, PMID:40409754, PMID:27166764].

Mécanisme d'action

Mechanisms include targeting the Nrf2/Gpx4 signaling pathway to attenuate ferroptosis [PMID:37637264], inhibiting NF-κB and MAPK signaling to suppress osteoclastogenesis [PMID:40043357], enhancing SIRT1 activity to regulate p53 acetylation [PMID:39401943], and inhibiting xanthine oxidase (XO) activity to lower uric acid [PMID:40388492].

Preuves cliniques

Preuve DMyocardial Ischemic Reperfusion Injury (MIRI)

Galangin treatment alleviated cardiac myofibril damage and reduced infarction in mice models [PMID:37637264]

Preuve DHepatocellular Carcinoma (HCC)

Galangin and DPHC demonstrate anti-proliferative effects, induce apoptosis, and arrest the cell cycle in HCC models [PMID:30551461, PMID:40058474]

Preuve DHyperuricemia

Galangin reduces serum uric acid levels, inhibits UA synthesis in the liver, and promotes renal UA excretion in mice [PMID:40388492]

Preuve AMale Infertility

Included as a herbal medicine for the treatment of idiopathic male infertility in a systematic review [PMID:35993457]

Preuve DPrimary Dysmenorrhea

Alcohol extracts significantly decreased writhing frequency and levels of PGF2α, PGE2, and Ca(2+) in the uterus of oxytocin-induced female mice [PMID:27633303]

Preuve DGastrointestinal Hemorrhage

Sécurité et effets indésirables

Reviews note a favorable safety profile for its phytochemical compounds [PMID:39408345].

Synthèse des preuves

The majority of evidence is derived from in vitro and in vivo animal models (Level D) and literature reviews (Level C), with one systematic review (Level A) mentioning its use in male infertility.

Sources PubMed

1.PMID: 37637264 (2023) — Galangin Attenuates Myocardial Ischemic Reperfusion-Induced Ferroptosis by Targeting Nrf2/Gpx4 Signaling Pathway. · Drug design, development and therapy
2.PMID: 39408345 (2024) — Potential Neuroprotective Effects of Alpinia officinarum Hance (Galangal): A Review. · Nutrients
3.PMID: 28969549 (2018) — Therapeutic Potential of Alpinia officinarum. · Mini reviews in medicinal chemistry
4.PMID: 39353308 (2024) — Insights into the anticancer effects of galangal and galangin: A comprehensive review. · Phytomedicine : international journal of phytotherapy and phytopharmacology
5.PMID: 39401943 (2024) — Enhanced SIRT1 Activity by Galangin Mitigates UVB-Induced Senescence in Dermal Fibroblasts via p53 Acetylation Regulation and Activation.

Alpinia officinarum

Sources et citations

Calculer une dose sûre de Alpinia officinarum