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Herb Profile
Stephania cepharantha
Stephania Cepharantha (Stephania cepharantha) carries a Grade C rating — limited evidence.
Use extra caution — Alkaloid rich herb; species substitution and nephrotoxicity/adulteration concerns require caution. Details
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Safety
Alkaloid rich herb; species substitution and nephrotoxicity/adulteration concerns require caution. Avoid pregnancy and unsupervised use.
High caution
Caution level: High. Multiple caution categories apply, or the record uses avoid/contraindication language.
Evidence
Read as directional context, not settled clinical proof.
Human clinical evidence: Not the primary signal
Mechanistic / preclinical: Mechanism mapped — NF KB Modulation
Research maturity: Theoretical / mechanistic research — Mechanistic or unresolved evidence is kept separate from established human outcomes.
Safety boundary: Safety note available — Alkaloid rich herb; species substitution and nephrotoxicity/adulteration concerns require caution.
This profile cites 3 human studies.
Evaluation of methodological rigor, population reach, and evidence alignment.
Each grade reflects the strength and consistency of published human evidence — not marketing claims. Grades are based on study count, design quality, effect size, consistency, and recency.
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Showing 3 of 3 studies.
What the evidence actually shows
This table contains 3 structured sources, including 0 human evidence sources; 0 are human trials. A reliable participant total cannot be calculated because sample size is not consistently structured in the cited sources. Source-to-conclusion relationships are not classified in this structured set, so consistency is not yet classifiable.
Profile-wide evidence grade: see the profile grade above · Confidence: not separately assigned
What would change our conclusion?
Larger, well-controlled human trials using comparable populations, doses, preparations, and clinically meaningful outcomes could materially strengthen or weaken this conclusion. Replication in a different population or a high-quality synthesis resolving current disagreement could also materially change confidence.
| Study | Design | N | Dose | Duration | Population | Outcome | Result & magnitude | Source |
|---|---|---|---|---|---|---|---|---|
Pharmacological Effects and Clinical Prospects of Cepharanthine Liang D et al. · Molecules · 2022 Background | Narrative review Summarizes selected literature without the full prespecified search and selection methods of a systematic review. | — | — | — | — | — | — | PubMed → |
Feng Y et al. · Plant Physiol Biochem · 2026 Background | Other / unclear The study design is not yet classified clearly enough to infer its place in the evidence hierarchy. | — | — | — | — | — | — | PubMed → |
Xiao J et al. · Molecules · 2019 Background | Other / unclear The study design is not yet classified clearly enough to infer its place in the evidence hierarchy. | — | — | — | — | — | — | PubMed → |
Simplified mechanism pathway based on preclinical and pharmacological evidence. Does not confirm clinical efficacy.
Mechanism Pathway — How Stephania Cepharantha Works
Preclinical pathways. Proposed mechanisms from in vitro and animal research; these do not confirm clinical outcomes in humans.
Key constituents studied in Stephania Cepharantha, with full pharmacology and safety profiles.
Explore botanicals with similar chemistry, effects, or safety considerations in the Botanical Activity Atlas.
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Safety first · Harm reduction
This information is educational and not medical advice. Start low, avoid risky combinations, and consult a licensed clinician before making health decisions—especially if you use medications, have diagnosed conditions, or are pregnant/breastfeeding.
Learn how we evaluate confidence, safety, and intensity on the methodology page.
Checked against primary sources, cited evidence, and contraindication language before publication. Evidence claims, safety language, and affiliate modules are reviewed independently. Not personal medical advice.
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Botanical profile context
Stephania Cepharantha herb profile with evidence context, key research topics, source notes, safety context, and references presented in an evidence-first… Use this herb profile as a starting point for evidence review, not as a recommendation to start a new supplement. Botanical products can vary by plant part, extract ratio, standardization, dose, and contaminant testing, so two labels with the same common name may not behave the same way.
When reviewing Stephania Cepharantha, compare the traditional-use context against the human evidence, mechanism notes, and safety cautions. Pay special attention to pregnancy, breastfeeding, liver or kidney disease, blood-pressure effects, sedation, stimulation, anticoagulant use, antidepressants, and any prescription medication overlap.
For product decisions, prefer transparent labels, named extracts, clear serving sizes, and third-party quality testing. Avoid treating a long list of possible mechanisms as proof that an herb will solve a specific condition.