Piper methysticum Rootstock Dry Extract
DEFINITION
The article prepared from the dried rootstock (rhizome) of Piper methysticum G. Forst (Family Piperaceae) by extraction with hydroalcoholic mixtures. The ratio of the starting crude plant material to native extract is between 6:1 and 10:1. It contains not less than 90% and not more than 110% of the labeled amount of kavalactones, calculated as the sum of methysticin, dihydromethysticin, kawain [1], dihydrokawain, yangonin, and desmethoxyyangonin on the dried basis. It contains labeled added substances as carriers.
POTENTIAL CONFOUNDING MATERIALS
Piper wichmannii C.DC.
Piper methysticum var. wichmannii (C.DC) Lebot....