Eurycoma longifolia
What's the taxonomical classification of Eurycoma longifolia?
Eurycoma longifolia belongs to the kingdom Plantae and is categorized under the phylum Streptophyta. Within the class Equisetopsida and the subclass Magnoliidae, this plant is further classified under the order Sapindaales. It is a member of the family Simaroubaceae, which contains the genus Eurycoma, and is specifically identified by its species name, longifolia.
| Taxonomic Rank | Classification |
|---|---|
| Kingdom | Plantae |
| Phylum | Streptophyta |
| Class | Equisetopsida |
| Subclass | Magnoliidae |
| Order | Sapindales |
| Family | Simaroubaceae |
| Genus | Eurycoma |
| Species | longifolia |
What are the morphological characteristics of this plant?
Eurycoma longifolia has long, linear leaves that are typically up to 40 centimeters in length and arranged in a spiral or alternate pattern along its woody stems. The foliage is characterized by a leathery texture and a dark green color that provides a dense appearance to the canopy. Its stems are sturdy and develop a rough bark as the plant matures into a shrub or small tree. The flowers are relatively small and are often found in axillary clusters. The fruit develops into a capsule that eventually dehisces to release its seeds.
What is the geographical distribution of this plant?
This plant is native to the tropical and subtropical regions of West and Central Africa, specifically occurring in countries such as Nigeria, Cameroon, Gabon, and the Democratic Republic of the Congo. It primarily inhabits lowland rainforest ecosystems and moist evergreen forests where humidity remains high throughout the year. Within these habitats, the species is often found in the understory or along the edges of dense vegetation. Its distribution is closely tied to specific soil types and precipitation patterns characteristic of the Guineo-Congolian forest region. This localized presence makes its range relatively restricted to the humid equatorial belt of the continent.
How is this plant cultivated?
This plant requires a tropical environment with well-draining, sandy soil and consistent humidity to thrive.
It grows best in shaded or partially shaded locations that mimic its natural forest floor habitat. Regular watering is necessary to maintain moisture levels, but the roots must never sit in stagnant water to avoid rot. Providing warmth through controlled temperatures is essential for successful cultivation in non-tropical climates.
Monitoring the soil pH and ensuring adequate air circulation will further support healthy development.
What parts of this plant are used medicinally?
This plant Eurycoma longifolia utilizes its root, bark, leaf, stem, and fruits for various medicinal purposes. The root is the most frequently harvested part because it contains potent bioactive compounds used to treat diverse ailments. Practitioners also employ the bark and stem to prepare decoctions that serve specific therapeutic functions. Additionally, the leaves and fruits are integrated into traditional remedies to address different health concerns. Each of these botanical elements contributes unique chemical properties to the plant's overall medicinal profile.
According to a study published by "Current drug targets", medicinal compounds are isolated from various parts of Eurycoma longifolia, specifically the roots, stem, bark and leaves. Among the range of medicinally active compounds found in these parts, 16 compounds have shown promising anti-proliferative and anticancer efficacies. One of the most active medicinal compounds, Eurycomanone, displayed strong dose-dependent anticancer efficacy against lung carcinoma (A-549 cells) and breast cancer (MCF-7 cells). This plant also showed moderate efficacy against gastric (MGC-803 cells) and intestinal carcinomas (HT-29 cells). The medicinal constituents work through the induction of apoptosis via the up-regulation of p53 and Bax and the downregulation of Bcl-2.
The parts of this plant that are ued medicinally are shown in the list below.
- bark
- fruits
- leaf
- root
- stem
What traditional systems uses this plant?
This plant Eurycoma longifolia is utilized in Indonesian traditional medicine to treat various ailments such as malaria, fever, and stomach disorders. Local healers often prepare decoctions from the roots or leaves to address these specific health issues. In some regional practices, the plant is believed to possess restorative properties that help balance the body. Historical records suggest its usage has been passed down through generations within specific ethnic groups. This botanical knowledge remains a vital part of the herbal traditions found across the Indonesian archipelago.
According to a study published by "Journal of ethnopharmacology", Eurycoma longifolia Jack (root) is an Indonesian medicinal plant traditionally used for the treatment of diabetes and its complications. This plant extract was tested in 3T3-L1 adipocytes using 50% (v/v) aq. methanol and 50% DMSO. The study found that the extract increased glucose uptake by more than 200% at a concentration of 50 μg/mL. Additionally, the extract suppressed lipid accumulation in a concentration-dependent manner. The CCK-8 cell viability assay suggested that this lipid inhibition activity is not attributed to cytotoxicity in the adipose cells.
The hystorical systems that uses this plant are shown in the list below.
- Indonesian medicine
What are the pharmacological activities of Eurycoma longifolia?
This plant has androgenic, anti-inflammatory, antimalarial, anti-diabetic, and libido enhancing pharmacological activities. Its chemical constituents work to regulate hormonal balance and improve reproductive health. Researchers have also noted its ability to reduce swelling and systemic inflammation within the body. Furthermore, the plant shows significant potential in managing blood glucose levels and combating malaria parasites. These diverse therapeutic properties make it a subject of interest for developing new medicinal treatments.
According to a study published by "Drug testing and analysis", Eurycoma longifolia has been used as a natural remedy to treat fever, hypertension, or sexual insufficiency. Preparations of this plant are commercially available and advertised to enhance muscle strength and athletic performance. Several studies have demonstrated a testosterone-boosting effect that might be caused by the release of free testosterone from the sex-hormone-binding globulin. Phytochemical constituents such as eurycomalide C, eurycomalactone, 5,6-dehydro-eurycomalactone, longilactone, 14,15β-dihydroklaieanone, 11-dehydroklaieanone, 9-hydroxycanthin-6-one, and 9-methoxycanthin-6-one were isolated from the root. These compounds were selected based on their potential androgenic effects estimated by in vitro assays.
The primary pharmacological activities of this plant are shown in the list below.
- androgenic
- anti-inflammatory
- antimalarial
- anti-diabetic
- libido enhancing
What medicinal compounds this plant contains?
This plant contains the unique medicinal compounds Eurycomanone, Longifoione A, Eurycomalactone, Longilactone, and various Quassinoids. These specialized secondary metabolites are responsible for the distinct biological activities observed in the species. Researchers study these specific chemical structures to understand their potential therapeutic applications in pharmacology. The presence of these diverse chemical groups contributes to the complex chemical profile of the plant. Such detailed composition makes Eurycoma longifolia a significant subject for phytochemical investigation.
According to a study published by "Current drug targets", Eurycoma longifolia contains a plethora of medicinal compounds isolated from its roots, stem, bark, and leaves. Among the range of active compounds, 16 compounds have shown promising anti-proliferative and anticancer efficacies. Eurycomanone is identified as one of the most active medicinal compounds, displaying strong dose-dependent anticancer efficacy against lung carcinoma A-549 cells and breast cancer MCF-7 cells. This plant also shows moderate efficacy against gastric MGC-803 cells and intestinal HT-29 cells. The medicinal compounds function by inducing apoptosis through the up-regulation of p53 and Bax and the down-regulation of Bcl-2. Furthermore, the plant causes alleviation in the mRNA expression of biomarkers including hnRNP, PHB, ANX1, and ERp28.
The primary medicinal compounds of this plant are shown in the list below.
- Eurycomanone
- Longifoline A
- Longilactone
- Eurycomalactone
- Quassinoids
What health conditions is this plant used for?
This plant is used for treating sexual dysfunction, including erectile dysfunction, low libido, and poor male sexual performance, while also serving as a natural aphrodisiac. It is traditionally utilized in various cultures to enhance overall reproductive health and vitality. Practitioners often rely on its properties to stimulate desire and improve physical response during intimacy. By addressing these specific reproductive concerns, the herb aims to restore balance to the male endocrine system. These applications make it a significant component in many traditional medicinal practices focused on sexual wellness.
According to a study published by "Experimental animals", Eurycoma longifolia Jack was studied for its effects on the initiation of sexual performance and the weights of sexual accessories in inexperienced castrated male rats. The study utilized doses of 200, 400 and 800 mg/kg body weight administered orally twice daily for 10 days. While testosterone was administered at 15 mg/kg daily for 32 days, Eurycoma longifolia Jack produced a dose-dependent increase in sexual performance. The plant promoted the growth of the ventral prostate and seminal vesicles when compared with the control. However, the growth of sexual accessories at the 800 mg/kg level for the butanol, methanol, water and chloroform fractions was less than the testosterone group. These results provide further evidence of the use of Eurycoma longifolia as an aphrodisiac.
The main health conditions this plant is used for are shown in the list below.
- erectile dysfunction
- libido
- male sexual performance
- sexual dysfunction
- sexual performance
What are the herbal preparations of this plant?
This plant is processed into various medicinal preparations including a 70% ethanol extract, Eurycoma Madu, Force Pill Tongkat Ali, decoction, and root tea. The 70% ethanol extract is often used to concentrate specific bioactive compounds for more potent applications. Traditional methods frequently involve creating a decoction by boiling the plant material in water to release its medicinal properties. Consumers also utilize a simple root tea as a common way to ingest the plant's components daily. Specialized products like Eurycoma Madu and Force Pill Tongkat Ali offer more convenient or concentrated dosage forms for specific health goals.
According to a study published by "Human & experimental toxicology", one medicinal herbal preparation made with Eurycoma longifolia is named Eurycoma Madu. This product is among a group that has not registered with the DCA Malaysia. Along with several other products, Eurycoma Madu exhibited 12.24-20.72 ppm of lead. These findings contribute to a group of 8 products, representing 8% of the 100 products analyzed, that do not comply with the quality requirement for traditional medicines in Malaysia.
The main herbal preparations of this plant are shown in the list below.
- 70% ethanol extract
- Eurycoma Madu
- Force Pill Tongkat Ali
- decoction
- root tea
What side effects this plant can have?
This plant can cause significant adverse health effects including anxiety, hypertension, inflammation, fever, and cancer. Consumption of the species may lead to heightened blood pressure levels and nervous system disturbances such as anxiety. Some individuals might also experience systemic inflammatory responses or an elevated fever after ingestion. There is also serious concern regarding its potential link to the development of cancer. These side effects highlight the considerable risks associated with using the plant for medicinal purposes.
According to a study published by "Japanese journal of pharmacology", fractions of Eurycoma longifolia Jack extract produced a significant increase in the number of squares crossed compared to controls of 118.2 +/- 10.2 squares. The extract significantly decreased immobility, which was 39.4+/- 4.0 sec in controls, and fecal pellets, which were 12.3 +/-2.1 in controls. In the elevated plus-maze test, the plant significantly increased the number of entries from a control of 6.7+/-0.5 entries and the time spent from a control of 42.9+/-0.1 sec in the open arms. It also decreased the number of entries from 13.2+/-0.7 entries and the time spent from 193.4+/-0.7 sec in the closed arms. Furthermore, the extract significantly decreased fighting episodes from a control level of 18.0+/-0.4 episodes. These results support the medicinal use of Eurycoma longifolia Jack for anxiety therapy.
The main side effects this plant can have are shown in the list below.
- anxiety
- hypertension
- inflammation
- fever
- cancer
What herbs are paired with Eurycoma longifolia?
This plant Eurycoma longifolia is frequently paired with other medicinal herbs like Zingiber officinale and Curcuma longa in traditional pharmaceutical preparations to enhance its therapeutic efficacy.
These combinations are often formulated into decoctions or powders to target specific ailments such as inflammation or digestive issues. Adding ginger can help mitigate the potentially harsh effects of the root while simultaneously improving the absorption of active compounds. Practitioners sometimes incorporate various aromatic botanicals to balance the bitter flavor profile inherent to the species.
Such synergistic groupings are essential in traditional healing practices to optimize the medicinal outcomes of the primary ingredient.