PubMed-compiled information sheet
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Compiled from 23 PubMed articles · model: gemma4:31b
Summary
Chamaelirium luteum, known as False Unicorn, is a perennial herb native to eastern North America traditionally used to promote women's reproductive health [PMID:41337655].
Background
False Unicorn (Chamaelirium luteum (L.) Gray) is a perennial herb in the Melanthiaceae family native to eastern North America [PMID:41337655].
Traditional uses
It has been traditionally used by Native American tribes, specifically for promoting women's reproductive health [PMID:41337655].
Active compounds
Bioactive compounds include steroidal saponins such as diosgenin (~2.5% dry weight), phenolic acids like gallic acid (~1.2%), flavonoids including quercetin (~0.8%), and lignans [PMID:41337655]. Research has isolated 15 steroidal glycosides from the roots, including unique and previously unreported compounds, as well as cholestane glycosides and sterols [PMID:22880631, PMID:23160794].
Mechanism of action
Phytochemicals from C. luteum exhibit anti-inflammatory, antioxidant, and cytotoxic effects [PMID:41337655]. Specific aglycones and derivatives have demonstrated antiproliferative activity in human tumor cell lines [PMID:22880631], and certain cholestane glycosides have shown cytotoxic activity against HL-60 human leukemia cells [PMID:23160794].
Clinical evidence
Evidence CGynecological disorders
Used in managing gynecological disorders, though clinical evidence remains limited [PMID:41337655].
Evidence DProstate cancer (animal model)
Supplements containing false unicorn (among other herbs) inhibited PC3 tumor growth in immunodeficient mice [PMID:14666653].
Drug interactions
In vitro assays using commercial preparations of false unicorn indicated that it inhibited some human cytochrome P450 enzymes with potencies around 1 µg/mL, although it did not affect CYP1A1 or CYP2C9 at the concentrations tested [PMID:21213356].
Evidence summary
The evidence is primarily based on phytochemical reviews and in vitro/animal studies; there is a lack of high-level clinical trial data for human efficacy.
PubMed sources
- 1.PMID: 41337655 (2026) — Ethnopharmacological Insights Into Chamaelirium luteum (L.) Gray: Traditional Uses, Phytochemistry, and Pharmacological Potential. · Chemistry & biodiversity
- 2.PMID: 22880631 (2012) — Structure and bioactivity of steroidal saponins isolated from the roots of Chamaelirium luteum (false unicorn). · Journal of natural products
- 3.PMID: 23160794 (2013) — New cholestane glycosides and sterols from the underground parts of Chamaelirium luteum and their cytotoxic activity. · Journal of natural medicines
- 4.PMID: 21213356 (2011) — The effects of commercial preparations of herbal supplements commonly used by women on the biotransformation of fluorogenic substrates by human cytochromes P450. · Phytotherapy research : PTR
- 5.PMID: 14666653 (2003) — Antitumor activity of herbal supplements in human prostate cancer xenografts implanted in immunodeficient mice.