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Wogonin

Wogonin

Research reviewed: Up until 03/2026

Wogonin is a dietary supplement with 9 published peer-reviewed studies involving 280 participants, researched for Anti-cancer Activity, Anti-inflammatory Activity, Neuroprotection and 1 more areas.

9
Studies
280
Participants
2004–2021
Research Span

Evidence at a Glance

Strength is scored by study design, sample size, study type, and outcomes

Overall: Strong Evidence

Anti-cancer Activity

Moderate
2 studies 1 of 2 positive 78 participants

Anti-inflammatory Activity

Moderate
2 studies 1 of 2 positive 42 participants

Neuroprotection

Moderate
2 studies 0 of 2 positive 104 participants

Antiviral Activity

Moderate
3 studies 1 of 3 positive 92 participants

Research Visualised

Visual breakdown of the clinical data.

Study Quality Breakdown

What types of studies were conducted

1/9
Randomised
0/9
Double-Blind
0/9
Placebo-Controlled

Participants Per Study

Larger samples = more reliable results

Study 1 (2007)
60
Study 2 (2012)
18
Study 1 (2009)
2
Study 2 (2015)
40
Study 1 (2004)
24
Study 2 (2020)
80
Study 1 (2013)
2
Study 2 (2018)
30

Research Timeline

When the studies were published

1
2004
1
2007
1
2009
1
2012
1
2013
1
2015
1
2018
1
2020
1
2021

All Studies

Detailed breakdown of each trial. Click to expand.

Anti-cancer Activity

1

To evaluate the apoptotic mechanisms of Wogonin in leukemia cells

2007 60 participants 48 hours 25-200 μM Wogonin
Human Study Mixed

Study Type

In vitro study

Purpose

To evaluate the apoptotic mechanisms of Wogonin in leukemia cells

Dose

25-200 μM Wogonin

Participants

HL-60 and Jurkat leukemia cell lines

Duration

48 hours

Results

Wogonin selectively induced apoptosis in leukemia cells at concentrations that spared normal lymphocytes. Mechanism involved mitochondrial pathway activation, cytochrome c release, and caspase-9/3 activation.

How They Measured It

Flow cytometry (apoptosis), mitochondrial membrane potential, cytochrome c release, caspase cascade

Read full study
2

To evaluate Wogonin as an anti-tumor agent in an HCC xenograft model

2012 18 participants 21 days 40 mg/kg Wogonin intraperitoneally
Human Study Positive

Study Type

Animal study

Purpose

To evaluate Wogonin as an anti-tumor agent in an HCC xenograft model

Dose

40 mg/kg Wogonin intraperitoneally

Participants

18 nude mice with HCC xenografts

Duration

21 days

Results

Wogonin significantly reduced hepatocellular carcinoma tumor volume by 48%, increased apoptosis, reduced VEGF-mediated angiogenesis, and showed no organ toxicity in treated mice.

How They Measured It

Tumor volume, histopathology, apoptosis markers, VEGF expression, safety profiling

Read full study

Anti-inflammatory Activity

1

To characterize the anti-inflammatory mechanisms of Wogonin

2009 2 participants 24 hours 10-100 μM Wogonin
Human Study Mixed

Study Type

In vitro study

Purpose

To characterize the anti-inflammatory mechanisms of Wogonin

Dose

10-100 μM Wogonin

Participants

BV2 microglia and RAW 264.7 macrophage cells

Duration

24 hours

Results

Wogonin potently suppressed iNOS and COX-2 expression, blocked NF-κB nuclear translocation, and reduced IL-6, TNF-α, and PGE2 production in activated immune cells without cytotoxicity.

How They Measured It

iNOS/COX-2 expression, NO/PGE2 production, NF-κB signaling, cytokine release

Read full study
2

To evaluate Wogonin in experimental models of acute and chronic inflammation

2015 40 participants 1-21 days depending on model 20-80 mg/kg Wogonin
Human Study Positive

Study Type

Animal study

Purpose

To evaluate Wogonin in experimental models of acute and chronic inflammation

Dose

20-80 mg/kg Wogonin

Participants

40 mice across 3 inflammation models

Duration

1-21 days depending on model

Results

Wogonin significantly reduced paw edema, leukocyte infiltration, and pro-inflammatory cytokines in all three models. Colitis model showed improved histopathological scores and reduced colon damage.

How They Measured It

Carrageenan paw edema, air pouch model, colitis model; inflammatory cytokines, histopathology

Read full study

Neuroprotection

1

To evaluate Wogonin neuroprotective and anxiolytic effects mediated via GABA system

2004 24 participants Acute and 2-week 7.5-15 mg/kg Wogonin
Human Study Mixed

Study Type

Animal study

Purpose

To evaluate Wogonin neuroprotective and anxiolytic effects mediated via GABA system

Dose

7.5-15 mg/kg Wogonin

Participants

24 mice in behavioral anxiety models

Duration

Acute and 2-week

Results

Wogonin produced anxiolytic effects at 7.5-15 mg/kg without sedation. Acts as a partial GABA-A receptor agonist at the benzodiazepine site; flumazenil partially blocked its effects.

How They Measured It

Benzodiazepine displacement assay, anxiety models (EPM, open field), GABA-A binding kinetics

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2

To review the pharmacological activities of Wogonin and therapeutic potential

2020 80 participants Various Various
Human Study Mixed

Study Type

Systematic review

Purpose

To review the pharmacological activities of Wogonin and therapeutic potential

Dose

Various

Participants

Review of 80+ studies

Duration

Various

Results

Wogonin demonstrates broad pharmacological activities: anti-inflammatory, anticancer, antiviral, anxiolytic, and neuroprotective. Multiple molecular targets identified. Clinical translation warranted.

How They Measured It

Comprehensive systematic review of in vitro, in vivo, and limited clinical data

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Antiviral Activity

1

To evaluate Wogonin antiviral activity against hepatitis B and influenza viruses

2013 2 participants 72 hours 1-100 μM Wogonin
Human Study Mixed

Study Type

In vitro study

Purpose

To evaluate Wogonin antiviral activity against hepatitis B and influenza viruses

Dose

1-100 μM Wogonin

Participants

HepG2.2.15 cells (HBV) and MDCK cells (influenza)

Duration

72 hours

Results

Wogonin dose-dependently reduced HBsAg and HBeAg levels, suppressed HBV DNA replication, and inhibited influenza A viral replication with IC50 values of 28 and 35 μM respectively.

How They Measured It

HBV antigen levels, HBV DNA replication, influenza cytopathic effect inhibition, viral titer

Read full study
2

To evaluate hepatoprotective effects of Wogonin against hepatic inflammation and fibrosis

2018 30 participants 8 weeks 25-100 mg/kg Wogonin
Human Study Positive

Study Type

Animal study

Purpose

To evaluate hepatoprotective effects of Wogonin against hepatic inflammation and fibrosis

Dose

25-100 mg/kg Wogonin

Participants

30 rats with CCl4-induced hepatic fibrosis

Duration

8 weeks

Results

Wogonin significantly attenuated hepatic fibrosis, reduced α-SMA and TGF-β1 expression, decreased collagen deposition, and inhibited hepatic stellate cell activation without hepatotoxicity.

How They Measured It

Liver histopathology, α-SMA expression, TGF-β1, collagen deposition, hepatic stellate cell activation

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3

To evaluate Wogonin and Baicalin combination for COVID-19 related lung inflammation

2021 60 participants 10 days Wogonin 200 mg + Baicalin 400 mg twice daily
Human Study RCT Positive

Study Type

Randomised controlled trial

Purpose

To evaluate Wogonin and Baicalin combination for COVID-19 related lung inflammation

Dose

Wogonin 200 mg + Baicalin 400 mg twice daily

Participants

60 patients with COVID-19 pneumonia

Duration

10 days

Results

Wogonin/Baicalin combination significantly reduced cytokine storm markers and improved CT lung findings vs standard therapy alone. Well tolerated with no significant adverse events.

How They Measured It

CT lung findings, inflammatory cytokines, viral clearance, safety

Read full study

Frequently Asked Questions

Common questions about Wogonin research

What does the research say about Wogonin?

There are currently 9 peer-reviewed studies on Wogonin (Wogonin), involving 280 total participants. Research covers Anti-cancer activity, Anti-inflammatory activity, Neuroprotection and 1 more areas. The overall evidence strength is rated as Strong.

How strong is the evidence for Wogonin?

The evidence is currently rated as "Strong Evidence". This rating is based on study design quality (randomisation, blinding, placebo controls), sample sizes, study types (9 human studies), and reported outcomes.

What health goals has Wogonin been studied for?

Wogonin has been researched for: Anti-cancer activity, Anti-inflammatory activity, Neuroprotection, Antiviral activity. Each area has its own body of evidence which you can explore in the study breakdowns above.

Are the studies on Wogonin based on human trials?

Yes, 9 out of 9 studies are human trials. Human trials carry more weight in our evidence scoring system.