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Maritime pine bark extract is an extract from the bark of Pinus pinaster which is used as a dietary supplement. It is composed mostly of proanthocyanidins . [ 1 ] Pycnogenol is a trademarked name for a standardized preparation that contains 70% procyanidins .
Pinus nigra is a large coniferous evergreen tree, growing to 20–55 metres (66–180 feet) high at maturity and spreading to 6 to 12 m (20 to 39 ft) wide.The bark is gray to yellow-brown, and is widely split by flaking fissures into scaly plates, becoming increasingly fissured with age.
Pinus nigra Aiton 1789 not J.F. Arnold 1785 Picea mariana , the black spruce , is a North American species of spruce tree in the pine family . It is widespread across Canada, found in all 10 provinces and all 3 territories .
Ampelopsin, also known as dihydromyricetin and DHM, when used as an effective ingredient in supplements and other tonics, is a flavanonol, a type of flavonoid.It is extracted from the Japanese raisin tree and found in Ampelopsis species japonica, megalophylla, and grossedentata; Cercidiphyllum japonicum; Hovenia dulcis; Rhododendron cinnabarinum; some Pinus species; and some Cedrus species, [1 ...
This drying is generally done in the shade to preserve its characteristic yellow color. This process can be quickened by simply baking the bark at a low temperature for several hours. [20] Botanist J. Morton suggests using a dose of 10–30 grains, dissolved in water, or 0.6–2.0 cc for fluid extract.
The stone pine, botanical name Pinus pinea, also known as the Italian stone pine, Mediterranean stone pine, umbrella pine and parasol pine, is a tree from the pine family . The tree is native to the Mediterranean region , occurring in Southern Europe and the Levant .
Yohimbine (/ j oʊ ˈ h ɪ m b iː n /), [2] also known as quebrachine, is an indole alkaloid derived from the bark of the African tree Pausinystalia johimbe; also from the bark of the unrelated South American tree Aspidosperma quebracho-blanco. Yohimbine is an α 2-adrenergic receptor antagonist, and has been used in a variety of research ...
Nexrutine (bark extract from Phellodendron amurense) may have potential to prevent prostate tumor development. [11] Compounds in the leaves (quercetin, quercetin-3-O-beta-D-glucoside, quercetin-3-O-beta-D-galactoside and kaempferol-3-O-beta-D-glucoside) demonstrated significant free radical scavenging activity comparable to vitamin E. [12]