Eleutherococcus Senticosus
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''Eleutherococcus senticosus'' is a species of small, woody
shrub A shrub or bush is a small to medium-sized perennial woody plant. Unlike herbaceous plants, shrubs have persistent woody stems above the ground. Shrubs can be either deciduous or evergreen. They are distinguished from trees by their multiple ...
in the family
Araliaceae The Araliaceae are a family of flowering plants composed of about 43 genera and around 1500 species consisting of primarily woody plants and some herbaceous plants commonly called the ginseng family. The morphology of Araliaceae varies widely ...
native to
Northeastern Asia Northeast Asia or Northeastern Asia is a geographical subregion of Asia. Its northeastern landmass and islands are bounded by the North Pacific Ocean. The term Northeast Asia was popularized during the 1930s by American historian and political s ...
. It may be colloquially called devil's bush, Siberian ginseng, taiga root, eleuthero, ''ciwujia'', ''Devil's shrub'', ''shigoka'', ''touch-me-not'', ''wild pepper'', or ''kan jang''. ''E. senticosus'' has a history of use in folklore and
traditional Chinese medicine Traditional Chinese medicine (TCM) is an alternative medicine, alternative medical practice drawn from traditional medicine in China. A large share of its claims are pseudoscientific, with the majority of treatments having no robust evidence ...
. Root
extract An extract (essence) is a substance made by extracting a part of a raw material, often by using a solvent such as ethanol, oil or water. Extracts may be sold as tinctures or absolutes or dried and powdered. The aromatic principles of ma ...
s of ''E. senticosus'' are sold as a
dietary supplement A dietary supplement is a manufactured product intended to supplement a person's diet by taking a pill (pharmacy), pill, capsule (pharmacy), capsule, tablet (pharmacy), tablet, powder, or liquid. A supplement can provide nutrients eithe ...
or cosmetic, usually under the name ''Siberian ginseng''.


Etymology

The scientific name (
genus Genus (; : genera ) is a taxonomic rank above species and below family (taxonomy), family as used in the biological classification of extant taxon, living and fossil organisms as well as Virus classification#ICTV classification, viruses. In bino ...
), ''Eleutherococcus'' (from Greek) means "free-berried," and ''senticosus'', (from Latin) means ''sentis'' (thorn-bush, briar), an adjective meaning "thorny" or "full of briers or thorns." It is not the same plant as
American ginseng American ginseng (''Panax quinquefolius'') is a species of flowering plant in the ivy family (biology), family Araliaceae. It is native to eastern North America and has been introduced into China. The specific epithet ''quinquefolius'' means "fiv ...
(''Panax quinquefolius'') or
Asian ginseng ''Panax ginseng'', ginseng, also known as Asian ginseng, Chinese ginseng or Korean ginseng, is a species of plant whose root is the original source of ginseng. It is a perennial plant that grows in the mountains of East Asia. It is mainly cultiv ...
(''Panax ginseng''). It has a diversity of common names across its range of distribution.


Distribution and habitat

The herb grows in mixed and coniferous mountain forests, forming low undergrowth or is found in groups in thickets and edges. ''Eleutherococcus senticosus'' is sometimes found in oak groves at the foot of cliffs, rarely in high forest
riparian A riparian zone or riparian area is the interface between land and a river or stream. In some regions, the terms riparian woodland, riparian forest, riparian buffer zone, riparian corridor, and riparian strip are used to characterize a ripar ...
woodland. Its native habitat is East Asia, China, Japan, and Russia. ''E. senticosus'' is broadly tolerant of soils, growing in sandy, loamy, and heavy clay soils with acid, neutral, or alkaline chemistry and including soils of low nutritional value. It can tolerate sun or dappled shade and some degree of pollution. ''E. senticosus'' is a
deciduous In the fields of horticulture and botany, the term deciduous () means "falling off at maturity" and "tending to fall off", in reference to trees and shrubs that seasonally shed Leaf, leaves, usually in the autumn; to the shedding of petals, aft ...
shrub growing to at a slow rate. It is hardy to zone 3. It flowers in July in most habitats. The flowers are
hermaphroditic A hermaphrodite () is a sexually reproducing organism that produces both male and female gametes. Animal species in which individuals are either male or female are gonochoric, which is the opposite of hermaphroditic. The individuals of many ...
and are pollinated by insects.


Extract and chemical constituents

Roots of ''E. senticosus'' are cylindrical, up to in diameter, straight or branched, dark brown, and have a smooth surface with bark fixed closely to the
xylem Xylem is one of the two types of transport tissue (biology), tissue in vascular plants, the other being phloem; both of these are part of the vascular bundle. The basic function of the xylem is to transport water upward from the roots to parts o ...
. The derived
extract An extract (essence) is a substance made by extracting a part of a raw material, often by using a solvent such as ethanol, oil or water. Extracts may be sold as tinctures or absolutes or dried and powdered. The aromatic principles of ma ...
from the roots has been characterized for its major constituents, including
lignan The lignans are a large group of low molecular weight polyphenols found in plants, particularly seeds, whole grains, and vegetables. The name derives from the Latin word for "wood". Lignans are precursors to phytoestrogens. They may play a rol ...
s,
sesamin Sesamin is a lignan isolated from the bark of '' Fagara'' plants and from sesame oil Sesame oil is an edible vegetable oil derived from sesame seeds. The oil is one of the earliest-known crop-based oils. Worldwide mass modern production is ...
(
eleutheroside Eleutherosides are a diverse group of chemical compounds that were isolated from roots of the herb ''Eleutherococcus senticosus'' which is commercially offered mostly as extracts. Eleutheroside A is a saponin and sterol glycoside while other eleu ...
B4),
syringaresinol Syringaresinol is a lignan found in '' Castela emoryi'', in ''Prunus mume''. This compound inhibits ''Helicobacter pylori'' motility ''in vitro ''In vitro'' (meaning ''in glass'', or ''in the glass'') Research, studies are performed with Cell ...
,
phenylpropane Propylbenzene may refer to: * ''n''-Propylbenzene, the straight chain isomer (IUPAC name propylbenzene) * Cumene Cumene (isopropylbenzene) is an organic compound that contains a benzene ring with an isopropyl substituent. It is a constituent ...
s,
coumarin Coumarin () or 2''H''-chromen-2-one is an aromatic organic chemical compound with formula . Its molecule can be described as a benzene molecule with two adjacent hydrogen atoms replaced by an unsaturated lactone ring , forming a second six-me ...
s, beta-sitosterol and
daucosterol Daucosterol ( eleutheroside A) is a natural phytosterol-like compound. It is the glucoside A glucoside is a glycoside that is chemically derived from glucose. Glucosides are common in plants, but rare in animals. Glucose is produced when a gl ...
. Berries from ''E. senticosus'' contain diverse
polyphenol Polyphenols () are a large family of naturally occurring phenols. They are abundant in plants and structurally diverse. Polyphenols include phenolic acids, flavonoids, tannic acid, and ellagitannin, some of which have been used historically as ...
s, including
caffeic acid Caffeic acid is an organic compound with the formula . It is a polyphenol with a key role in scavenging reactive oxygen species (ROS) generated in energy metabolism. Caffeic acid is also one major polyphenol responsible for maintaining normal le ...
,
vanillic acid Vanillic acid (4-hydroxy-3-methoxybenzoic acid) is a dihydroxybenzoic acid derivative used as a flavoring agent. It is an oxidized form of vanillin. It is also an intermediate in the production of vanillin from ferulic acid. Occurrence in n ...
,
ferulic acid Ferulic acid is a hydroxycinnamic acid derivative and a phenolic compound. It is an organic compound with the formula (CH3O)HOC6H3CH=CHCO2H. The name is derived from the genus '' Ferula'', referring to the giant fennel ('' Ferula communis''). Cl ...
,
p-coumaric acid ''p''-Coumaric acid is an organic compound with the formula HOC6H4CH=CHCO2H. It is one of the three isomers of coumaric acid. It is a white solid that is only slightly soluble in water but very soluble in ethanol and diethyl ether. Natural occur ...
, and
benzoic acid Benzoic acid () is a white (or colorless) solid organic compound with the formula , whose structure consists of a benzene ring () with a carboxyl () substituent. The benzoyl group is often abbreviated "Bz" (not to be confused with "Bn," which ...
, with significant content of
calcium Calcium is a chemical element; it has symbol Ca and atomic number 20. As an alkaline earth metal, calcium is a reactive metal that forms a dark oxide-nitride layer when exposed to air. Its physical and chemical properties are most similar to it ...
,
magnesium Magnesium is a chemical element; it has Symbol (chemistry), symbol Mg and atomic number 12. It is a shiny gray metal having a low density, low melting point and high chemical reactivity. Like the other alkaline earth metals (group 2 ...
, and
potassium Potassium is a chemical element; it has Symbol (chemistry), symbol K (from Neo-Latin ) and atomic number19. It is a silvery white metal that is soft enough to easily cut with a knife. Potassium metal reacts rapidly with atmospheric oxygen to ...
. Major constituents of
essential oil An essential oil is a concentrated hydrophobic liquid containing volatile (easily evaporated at normal temperatures) chemical compounds from plants. Essential oils are also known as volatile oils, ethereal oils, aetheroleum, or simply as the ...
from leaves of ''Eleutherococcus senticosus'' include α- bisabolol (26%), β-
caryophyllene Caryophyllene (), more formally (−)-β-caryophyllene (BCP), is a natural bicyclic sesquiterpene that occurs widely in nature. Caryophyllene is notable for having a cyclobutane ring, as well as a ''trans''-double bond in a 9-membered ring, both ...
(7%),
germacrene D Germacrenes are a group of five naturally occurring volatile organic hydrocarbons of the sesquiterpene and cycloalkene class. Germacrenes are typically produced in a number of plant species for their antimicrobial and insecticidal properties, th ...
(7%), β-
bisabolene Bisabolenes are a group of closely related natural chemical compounds which are classified as sesquiterpenes. Bisabolenes are produced from farnesyl pyrophosphate (FPP) and are present in the essential oils of bisabol, and of a wide variety of o ...
(5%), and α-
humulene Humulene, also known as α-humulene or α-caryophyllene, is a naturally occurring monocyclic sesquiterpene (C15H24), containing an 11-membered ring and consisting of 3 isoprene units containing three nonconjugated C=C double bonds, two of them b ...
(4%).


Traditional medicine

Extract An extract (essence) is a substance made by extracting a part of a raw material, often by using a solvent such as ethanol, oil or water. Extracts may be sold as tinctures or absolutes or dried and powdered. The aromatic principles of ma ...
s from the root of ''Eleutherococcus senticosus'', including
eleutheroside Eleutherosides are a diverse group of chemical compounds that were isolated from roots of the herb ''Eleutherococcus senticosus'' which is commercially offered mostly as extracts. Eleutheroside A is a saponin and sterol glycoside while other eleu ...
s, are promoted in
alternative Alternative or alternate may refer to: Arts, entertainment and media * Alternative (Kamen Rider), Alternative (''Kamen Rider''), a character in the Japanese TV series ''Kamen Rider Ryuki'' * Alternative comics, or independent comics are an altern ...
and
traditional medicine Traditional medicine (also known as indigenous medicine or folk medicine) refers to the knowledge, skills, and practices rooted in the cultural beliefs of various societies, especially Indigenous groups, used for maintaining health and treatin ...
for providing health effects, which are supported by clinical evidence. According to the
WHO The World Health Organization (WHO) is a specialized agency of the United Nations which coordinates responses to international public health issues and emergencies. It is headquartered in Geneva, Switzerland, and has 6 regional offices and 15 ...
, only use "as a prophylactic and restorative tonic for enhancement of mental and physical capacities in cases of weakness, exhaustion and tiredness, and during convalescence" is backed up by clinical evidence. The plant has been assessed in preliminary research for its potential use as an
antimicrobial An antimicrobial is an agent that kills microorganisms (microbicide) or stops their growth (bacteriostatic agent). Antimicrobial medicines can be grouped according to the microorganisms they are used to treat. For example, antibiotics are used aga ...
or antistress agent.


Potential for adverse effects

People with high blood pressure,
sleep apnea Sleep apnea (sleep apnoea or sleep apnœa in British English) is a sleep-related breathing disorder in which repetitive Apnea, pauses in breathing, periods of shallow breathing, or collapse of the upper airway during sleep results in poor vent ...
,
narcolepsy Narcolepsy is a chronic neurological disorder that impairs the ability to regulate sleep–wake cycles, and specifically impacts REM (rapid eye movement) sleep. The symptoms of narcolepsy include excessive daytime sleepiness (EDS), sleep-r ...
,
heart disease Cardiovascular disease (CVD) is any disease involving the heart or blood vessels. CVDs constitute a class of diseases that includes: coronary artery diseases (e.g. angina pectoris, angina, myocardial infarction, heart attack), heart failure, ...
, mental illness, a compromised
immune system The immune system is a network of biological systems that protects an organism from diseases. It detects and responds to a wide variety of pathogens, from viruses to bacteria, as well as Tumor immunology, cancer cells, Parasitic worm, parasitic ...
, people in the processes of pregnancy and lactation, and people taking
digoxin Digoxin (better known as digitalis), sold under the brand name Lanoxin among others, is a medication used to treat various heart disease, heart conditions. Most frequently it is used for atrial fibrillation, atrial flutter, and heart failure. ...
or
hexobarbital Hexobarbital or hexobarbitone, sold both in acid and sodium salt forms as Citopan, Evipan, and Tobinal, is a barbiturate derivative having hypnotic and sedative effects. It was used in the 1940s and 1950s as an agent for inducing anesthesia for s ...
may have adverse reactions to ''E. senticosus''. High doses may cause irritability, confusion,
insomnia Insomnia, also known as sleeplessness, is a sleep disorder where people have difficulty sleeping. They may have difficulty falling asleep, or staying asleep for as long as desired. Insomnia is typically followed by daytime sleepiness, low ene ...
, or anxiety.


References


External links


''Eleutherococcus senticosus'' Photos (PlantSystematics.org)
{{Authority control senticosus Antidepressants Herbs Medicinal plants Flora of China Flora of Japan Flora of Korea Flora of Siberia