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Aloe vera gel is used commercially as an ingredient in yogurts, beverages, and some desserts, [54] but at high or prolonged doses, ingesting aloe latex or whole leaf extract can be toxic. [5] [9] [11] [15] Use of topical aloe vera in small amounts is likely to be safe. [9] [39]
Guaiacum officinale is one of two species yielding the true lignum vitae, the other being Guaiacum sanctum.Guaiac, a natural resin extracted from the wood, is a colorless compound that turns blue when placed in contact with substances that have peroxidase activity and then are exposed to hydrogen peroxide.
The roots can be made into a decoction to treat coughs. Scientific studies have shown that Plantago asiatica petroleum extract has a significant antidepressant effect, [12] and the hot water extracts of P. major and P. asiatica have anti-leukaemia, anti-cancer and anti-viral activities, as well as the activity of regulating cell-mediated ...
Catechu (/ ˈ k æ t ɪ ʃ uː / or / ˈ k æ t ɪ tʃ uː /) [1] is an extract of acacia trees used variously as a food additive, astringent, tannin, and dye. It is extracted from several species of Acacia , but especially Senegalia catechu (previously called Acacia catechu ), by boiling the wood in water and evaporating the resulting brew. [ 2 ]
Then, the powder can be soaked in lye (which produces a deep, purplish red) or a hot solution of alum (which produces an orange-red color), either of which extracts the color better than plain water alone. To the lye extract, alum is added (or to the alum extract, lye) in order to fix the color, which will precipitate from the solution.
Haematoxylum campechianum (blackwood, bloodwood tree, bluewood, campeachy tree, campeachy wood, campeche logwood, campeche wood, Jamaica wood, logwood or logwood tree) [2] is a species of flowering tree in the legume family, Fabaceae, that is native to southern Mexico, and introduced to the Caribbean, northern Central America, and other localities around the world.
An extract of the leaves serves as a mouth gargle. The bulbous fruit (bearing flowers) is edible and is consumed raw in Northern India. It is fragrant, sweet and little tangy in taste and is widely enjoyed as relish. The leaf extract has recently been used to produce silver nanoparticles for surface-enhanced Raman spectroscopy. [10]
The rather small flowers grow as 4–12 cm long spikes at the end of branches or in leaf axils. The color of the flowers is white or pink with purple spots. [citation needed] The flowers are hermaphrodite and the bark has a dark purple. [13] The capsule of J. gendarussa is about 1.2 cm long and smooth.