... extract, leonurine hydrochloride from us.Product Name: Motherwort ExtractBotanical Source: Leonurus sibiricusUsed Part: Aerial PartsAppearance: Yellow Brown PowderSpecification: 1% Leonurine by ... IntroductionMotherwort Extract is prepared from the dried aerial parts of Leonurus sibiricus, using the mixture of alcohol and water,and sprying ...