Keynote: colic.
Constituents: galangol, oil.
Action: carminative, stomachic, stimulant, diaphoretic, anti-neoplastic. “Antifungal against various candida species.” (Planta Medica 1988, 54(2), pp 117-20)
Uses: flatulent indigestion, chronic nausea and vomiting, seasickness. Ulceration of gums and skin. Benign tumour.
Preparations: Average dose: 1-2g. Thrice daily.
Decoction. Half a teaspoon to each cup water gently simmered 20 minutes. Dose: quarter to half cup morning and evening.
Liquid Extract BHP (1983) 1:1 in 25 per cent alcohol. Dose, 1-2ml. Tincture BHP (1983) 1:5 in 45 per cent alcohol. Dose, 2-4ml. Powder (internal use) 1-2 grams. Also as snuff.
FAMILY: Zingiberaceae
SYNONYMS: Radix galanga minoris, Languas officinarum, galanga, small galangal, Chinese ginger, ginger root, colic root, East Indian root.
GENERAL DESCRIPTION: A reed-like plant reaching a height of about 1 metre, with irregularly branched rhizomes red or brown on the outside, light orange within.
DISTRIBUTION: Native to south east China, especially the island of Hainan. Cultivated in China, Indonesia, Thailand and Japan.
OTHER SPECIES: Similar species grow in Malaysia, Java, India, etc. It is closely related to ginger (Zingiber officinale) and to the large galanga (Galanga officinalis). Not to be confused with the dried rhizomes of kaempferia galanga, known as ‘kentjoer’, which are used in Malaysia for medicinal purposes and for flavouring curry.
HERBAL/FOLK TRADITION: It is used as a local spice, especially in curries; in India it is employed in perfumery. The root is current in the British Herbal Pharmacopoeia, indicated for dyspepsia, flatulence, colic, nausea and vomiting.
ACTIONS: Antiseptic, bactericidal, carminative, diaphoretic, stimulant, stomachic.
EXTRACTION: Essential oil by steam distillation from the rhizomes. (An oleoresin is also produced by solvent extraction.)
CHARACTERISTICS: A greenish-yellow liquid with a fresh, spicy-camphoraceous odour. It blends well with chamomile maroc, sage, cinnamon, allspice, lavandin, pine needle, rosemary, patchouli, myrtle, opopanax and citrus oils.
PRINCIPAL CONSTITUENTS: Pinene, cineol, eugenol and sesquiterpenes.
SAFETY DATA: Safety data unavailable at present.
AROMATHERAPY/HOME: USE (Possibly digestive upsets.)
OTHER USES: Employed as a flavour ingredient, especially in spice and meat products. Occasionally used in perfumery work.