Davallia divaricata
Davallia divaricata
Davallia divaricata is a species of fern commonly found in traditional Chinese medicine. While it has not been traditionally used for specific ailments, studies have shown promising results regarding its potential health benefits. Scientific evidence indicates that indoor metabolites and chemicals from this plant can improve the accuracy of classifying childhood asthma and allergic rhinitis compared to microorganisms. Additionally, four out of five tested ferns from the Davalliaceae family, including D. divaricata, demonstrated significant abilities to inhibit heat-labile enterotoxin-induced diarrhea. In vitro studies also found that davalllic acid from this plant can induce apoptosis in A549 lung cancer cells, highlighting its potential anti-cancer properties. The chemical diversity of ferns, particularly terpenes and phenolics, is noted as a key component for these health-promoting effects. No major safety concerns or recorded drug interactions have been identified to date.
- Best evidence
- D
- Cautions
- —
Informational only. Traditional use does not mean proven effectiveness. Evidence and safety vary — check the cited sources.
What the science says
- Indoor metabolites and chemicals showed higher accuracy (74.9% to 77.1%) than indoor microorganisms (51.0% to 59.5%) in classifying childhood asthma and allergic rhinitis.
- Four out of five tested ferns from the Davalliaceae family showed significant abilities to inhibit heat-labile enterotoxin-induced diarrhea.
- Davallic acid from Davallia divaricata significantly induced apoptosis in A549 lung cancer cells.
- The study reviews the chemical diversity and potential health-promoting effects of ferns, highlighting terpenes and phenolics as major bioactive compounds.
Frequently asked questions
What is Davallia divaricata?
Davallia divaricata (Davallia divaricata) is a plant documented in FolkKB's traditional-medicine reference, drawn from sourced literature and cross-checked against the evidence.
What does the scientific evidence say about Davallia divaricata?
4 sourced findings are recorded for Davallia divaricata; the strongest carries evidence grade D. For example: Indoor metabolites and chemicals showed higher accuracy (74.9% to 77.1%) than indoor microorganisms (51.0% to 59.5%) in classifying childhood asthma and allergic rhinitis.
How strong is the evidence for Davallia divaricata?
The strongest finding for Davallia divaricata carries evidence grade D — preliminary or traditional. Grades run A (strongest) to D (preliminary or traditional).
Is Davallia divaricata safe? What are the side effects?
No major safety issues are recorded for Davallia divaricata in our sources, but the data may be incomplete. Consult a qualified professional before use.
Does Davallia divaricata interact with medications?
No drug interactions are recorded for Davallia divaricata in our sources. This does not rule them out — check with a pharmacist.
Is Davallia divaricata a proven treatment?
No. FolkKB is informational only. Traditional use and early findings are not proof of efficacy or safety — consult a qualified professional and never self-treat.
Sources
- T2 The effects of Davallic acid from Davallia divaricata Blume on apoptosis induction in A549 lung cancer cells. literature abstract metadata
- T2 The suppressive activities of six sources of medicinal ferns known as gusuibu on heat-labile enterotoxin-induced diarrhea. literature abstract metadata
- T2 Indoor metabolites and chemicals outperform microbiome in classifying childhood asthma and allergic rhinitis. literature abstract metadata
- T2 Insights into Chemical Diversity and Potential Health-Promoting Effects of Ferns. literature abstract metadata