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The concerns about the adverse effects of non-noble varieties, produced by their undesirable composition of kavalactones and high concentrations of potentially harmful compounds (flavokavains, which are not present in any significant concentration in the noble varieties), have led to legislation prohibiting exports from countries such as ...
Kavalactones are a class of lactone compounds found in kava roots and Alpinia zerumbet (shell ginger). [1] and in several Gymnopilus, Phellinus and Inonotus fungi. [2] Some kavalactones are bioactive. They are responsible for the psychoactive, analgesic, euphoric and sedative effects of kava. [3] [4]
Tongan kava ceremonies are a variety of ceremonies involving the kava plant that play an integral part of Tongan society and governance.They play a role in strengthening cultural values and principles, solidifying traditional ideals of duty and reciprocity, reaffirming societal structures, and entrenching the practice of pukepuke fonua (lit. "tightly holding onto the land"), a Tongan cultural ...
In Hawaii, at least 13 varieties of ʻawa (kava) have been used for medicinal, religious, political, cultural and social purposes by all social classes, and by both men and women. Although there are 13 distinct cultivars from Hawaii, there are a number of other cultivars found throughout the islands brought in from other locations in Oceania.
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Kava: The plant has been used for centuries in the South Pacific to make a ceremonial drink with sedative and anesthetic properties, with potential for causing liver injury. [117] Piscidia erythrina / Piscidia piscipula: Jamaica dogwood: The plant is used in traditional medicine for the treatment of insomnia and anxiety, despite serious safety ...
Kavain has anticonvulsive properties, attenuating vascular smooth muscle contraction through interactions with voltage-dependent Na + and Ca 2+ channels. [1] How this effect is mediated, and to what extent this mechanism is involved in the anxiolytic and analgesic effects of kavalactones on the central nervous system, is unknown.
The Samoan word ʻava (pronounced with the glottal stop) is a cognate of the Polynesian word kava associated with the kava cultures in Oceania. Both terms are understood in Samoa. The ʻava ceremony within Samoan culture retains the same ritual pattern with slight variations depending on the parties involved and the occasion.