Herb Pharm Eleuthero Extract is used to enhance physical & mental energy & stamina. Eleuthero Extract is from the roots of Eleutherococcus senticosus shrubs which are custom wildcrafted in their wild native habitat. Herb Pharm make their extract according to the original Russian Pharmacopoeia formula for Eleuthero Extract, but Herb Pharm make it two-times stronger than the official pharmacopoeia strength. Herb Pharm Eleuthero is never fumigated or irradiated. Single herb extracts are exactly what the name implies – a solitary herb, typically in a base of certified organic alcohol. All of Herb Pharm single herbal extracts are prepared according to precise good manufacturing practices and with individualized formulations or processes, which enable each herb to be extracted according to its own unique physical and biochemical characteristics. This attention to detail produces a finished extract which optimally represents the herb from which it was made. Herb Pharm extracts are very rich in the aroma, taste and bioactive compounds of the original herbs themselves. Herb Pharm uses pharmaceutical-grade, certified organic alcohol to make over 90% of our liquid herbal extracts.