A plant genus of the family PIPERACEAE that is indigenous in the Indian Malay region and cultivated in Madagascar, and the West Indies. It contains chavibetol, chavicol and cadinene. The leaf is chewed as a stimulant, antiseptic and sialogogue. The common name of betel is also used for ARECA.

A plant species in the PIPERACEAE plant family. It is a common spice on foods and is used medicinally to increase gastrointestinal assimilation of other supplements and drugs. Piperine is a key component. Black pepper is picked unripe and heaped for a few days to ferment. White Pepper is the ripe fruit dehulled by maceration in water.

A cinnamate derivative of the shikamate pathway found in CLOVE OIL and other PLANTS.

A species of green microalgae in the family Chlorellaceae. It is used as a model organism for PHOTOSYNTHESIS, and as a food supplement (DIETARY SUPPLEMENTS).

A plant genus of the family MYRTACEAE that bears an edible fruit and contains guavin B and quercetin glycosides.

A plant genus of the family PIPERACEAE that includes species used for spicy and stimulating qualities.

Natural analogs of TOCOPHEROLS exhibiting antioxidant activity. These tocol derivatives and isomers contain a benzopyran ring and an unsaturated isoprenoid side chain.

A plant genus of the family Gnetaceae, order Gnetales class Gnetopsida, division GNETOPHYTA. Members contain STILBENES and benzylisoquinoline alkaloids.

Concentrated pharmaceutical preparations of plants obtained by removing active constituents with a suitable solvent, which is evaporated away, and adjusting the residue to a prescribed standard.

A family of flowering plants in the order Piperales best known for the black pepper widely used in SPICES, and for KAVA and Betel used for neuroactive properties.