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This sheet was compiled from PubMed (NIH) abstracts using AI assistance. Every factual claim is cited to a real PubMed article (see the source list). It has not yet been human-reviewed — confirm with a healthcare provider before use.
Compiled from 30 PubMed articles · model: gemma4:31b
Summary
Jatropha curcas, also known as physic nut, is a drought-resistant perennial shrub primarily recognized as a feedstock for biodiesel production [PMID:18691091, 25603894]. It is noted for its multipurpose utility, though certain parts are toxic to humans [PMID:34009584, 39802603].
Background
Jatropha curcas is a deciduous, succulent oilseed shrub in the Euphorbiaceae family, native to Central and South America and now found in tropical and subtropical regions worldwide [PMID:34009584, 37753242]. It is well-adapted to semi-arid regions and marginal lands [PMID:25604012, 34009584].
Traditional uses
The white latex is used as a disinfectant for mouth infections in children, and is applied externally for skin diseases, piles, and sores in livestock [PMID:18691091]. Leaves are used to treat malaria, rheumatic, and muscular pains [PMID:18691091].
Active compounds
The plant contains phorbol esters (PEs) in the seed oil [PMID:29498277, 39802603]. The latex contains alkaloids including Jatrophine, Jatropham, and curcain [PMID:18691091]. Leaves contain apigenin, vitexin, isovitexin, and other compounds such as (8R,8'R)-arctigenin, (-)-syringaresinol, and catechin [PMID:18691091, 37538861].
Mechanism of action
Isolated compounds from the leaves have demonstrated anti-neuroinflammatory effects by inhibiting the production of nitric oxide (NO) in LPS-activated BV-2 microglia cells [PMID:37538861].
Clinical evidence
Evidence CBacterial infections
Antibiotic activity has been observed against Staphylococcus aureus and Escherichia coli [PMID:18691091]
Evidence CCancer
Alkaloids in the latex (Jatrophine, Jatropham, and curcain) are reported to have anti-cancerous properties [PMID:18691091]
Safety & adverse effects
Jatropha curcas seeds are a common cause of accidental poisoning in children, primarily manifesting as gastrointestinal symptoms, though mortality is rare [PMID:28378215]. Phorbol esters in the seed oil are toxic and block its use for human consumption; they are associated with acute toxicity, genotoxicity, carcinogenicity, and chronic toxicity [PMID:39802603].
Evidence summary
The available evidence consists primarily of botanical, genomic, and toxicological research, with limited review-level data on traditional medicinal applications. There are no randomized controlled trials (RCTs) or systematic reviews provided to support clinical efficacy in humans.
PubMed sources
1.PMID: 28378215 (2005) — Jatropha curcas-poisoning. · Indian journal of pediatrics
2.PMID: 37538861 (2023) — Chemical constituents from leaves of Jatropha curcas. · Chinese herbal medicines
3.PMID: 18691091 (2008) — Therapeutic biology of Jatropha curcas: a mini review. · Current pharmaceutical biotechnology
4.PMID: 25603894 (2015) — Integrated genome sequence and linkage map of physic nut (Jatropha curcas L.), a biodiesel plant. · The Plant journal : for cell and molecular biology
5.PMID: 34009584 (2021) — Jatropha curcas, a Novel Crop for Developing the Marginal Lands. · Methods in molecular biology (Clifton, N.J.)
Government sources
No direct government monograph is available for this herb. The content below is AI-generated and has not been verified against an authoritative government source. Use the search links to check official sources before relying on this information.
6.PMID: 25604012 (2015) — Global analysis of gene expression profiles in physic nut (Jatropha curcas L.) seedlings exposed to drought stress. · BMC plant biology
7.PMID: 29498277 (2018) — Current Strategies for the Detoxification of Jatropha curcas Seed Cake: A Review. · Journal of agricultural and food chemistry
8.PMID: 37753242 (2023) — The complete mitochondrial genome of the biodiesel plant Jatropha curcas L. · Mitochondrial DNA. Part B, Resources
9.PMID: 39802603 (2025) — Jatropha curcas seed oil for possible human consumption: A toxicological assessment of its phorbol esters. · Toxicology reports