# Anemone (Anemone pulsatilla)

**Canonical URL:** https://ingredients.hermeticasuperfoods.com/ingredients/anemone
**Data Source:** Hermetica Superfoods Ingredient Encyclopedia
**Updated:** 2026-03-19
**Evidence Score:** 4 / 10
**Category:** African
**Also Known As:** Anemone pulsatilla, Pulsatilla, Pasque Flower, Wind Flower, Prairie Crocus, Bai Tou Weng, Easter Flower, Meadow Anemone

## Overview

Anemone pulsatilla contains protoanemonin and anemonin compounds that demonstrate cytotoxic activity against cancer cells and modulate [inflammatory pathway](/ingredients/condition/inflammation)s. The plant's methanolic extracts show moderate activity against cervical cancer cells while suppressing the TLR4/MyD88/NF-κB inflammatory cascade.

## Health Benefits

• May support cancer cell inhibition - methanolic extracts showed moderate cytotoxicity against HeLa cervical cancer cells in vitro (preliminary evidence only)
• Potential [anti-inflammatory](/ingredients/condition/inflammation) effects - animal studies show suppression of TLR4/MyD88/NF-κB pathway in intestinal inflammation models (no human data)
• May improve gut microbiota balance - modified Pulsatilla decoction increased beneficial bacteria like Bacteroides acidifaciens in mice (animal evidence only)
• Traditional use for respiratory conditions - historically used for bronchitis, coughs, and asthma (no clinical validation)
• Potential [immune modulation](/ingredients/condition/immune-support) - related species' saponins and polysaccharides enhanced antibody responses and NK cell activity in preclinical studies

## Mechanism of Action

Anemone pulsatilla's primary bioactive compounds protoanemonin and anemonin exert cytotoxic effects on cancer cells through mechanisms not fully elucidated but likely involving cell cycle disruption. The herb suppresses inflammatory responses by inhibiting the TLR4/MyD88/NF-κB signaling pathway, reducing [pro-inflammatory cytokine](/ingredients/condition/inflammation) production. These compounds may also interact with cellular [oxidative stress](/ingredients/condition/antioxidant) pathways.

## Clinical Summary

Research on Anemone pulsatilla remains limited to preliminary in vitro and animal studies. Methanolic extracts demonstrated moderate cytotoxicity against HeLa cervical cancer cells in laboratory conditions, though specific IC50 values and mechanisms require further investigation. Animal studies show suppression of intestinal [inflammation](/ingredients/condition/inflammation) through TLR4/MyD88/NF-κB pathway inhibition, but human clinical trials are lacking. Current evidence is insufficient to establish therapeutic efficacy or optimal dosing protocols.

## Nutritional Profile

Anemone pulsatilla (Pasque flower) is a medicinal herb rather than a food ingredient, so macronutrient content is not nutritionally significant in typical usage doses. Bioactive compounds are the primary focus: Anemonin (protoanemonin dimer) is the principal active constituent, formed enzymatically from the unstable protoanemonin (a toxic lactone present in fresh plant material at approximately 0.1–0.5% dry weight); protoanemonin degrades to the less toxic anemonin upon drying or heating. Saponins are present, including hederagenin-based triterpenoid saponins at roughly 1–3% dry weight. Ranunculin (a glucoside precursor to protoanemonin) is found predominantly in fresh aerial parts. Flavonoids including luteolin and quercetin glycosides are detected at trace to low concentrations (<0.5% dry weight). Small amounts of tannins contribute astringent properties. Betulinic acid and oleanolic acid (pentacyclic triterpenes) have been isolated from root extracts. Fixed oils and resins are present in minor quantities. No significant dietary vitamins or minerals have been documented at pharmacologically relevant concentrations. Bioavailability note: protoanemonin is highly bioavailable topically and mucosally but cytotoxic; anemonin (dried form) is less reactive. Extraction solvent critically affects compound profile — methanolic extracts yield higher cytotoxic lactone fractions than aqueous decoctions used in traditional Chinese medicine.

## Dosage & Preparation

No clinically studied dosages exist for humans. In mouse models, modified Pulsatilla decoction was dosed at 10-20 g/kg crude herbs daily (human adult equivalent approximately 145 g crude herbs decoction). Homeopathic preparations limit protoanemonin exposure to less than 180 μg/day. Consult a healthcare provider before starting any new supplement.

## Safety & Drug Interactions

Anemone pulsatilla contains protoanemonin, which can cause significant irritation to skin and mucous membranes upon direct contact. Fresh plant material is particularly toxic and may cause gastrointestinal upset, skin blistering, and respiratory irritation. The herb is contraindicated during pregnancy and breastfeeding due to potential uterine stimulant effects. No specific drug interactions are documented, but caution is advised with anticoagulant medications due to unknown effects on bleeding risk.

## Scientific Research

No human clinical trials, RCTs, or meta-analyses were identified for Anemone pulsatilla. All evidence is limited to preclinical in vitro cytotoxicity studies and animal models, with one review explicitly stating no scientifically valid clinical trials support any uses. Modified Pulsatilla decoction has been tested in DSS-induced colitis mice and 5-FU-induced intestinal mucositis mice models.

## Historical & Cultural Context

In European and UK traditional medicine, Anemone pulsatilla has been used for over 200 years as a diaphoretic, diuretic, and nervine for conditions including stress, anxiety, rheumatism, and respiratory ailments. Chinese medicine uses modified Pulsatilla decoction for intestinal conditions, while North American indigenous peoples used related species for toothache and melancholy.

## Synergistic Combinations

Licorice, Ejiao, Bacteroides [probiotic](/ingredients/condition/gut-health)s, [anti-inflammatory](/ingredients/condition/inflammation) herbs, immune-supporting botanicals

## Frequently Asked Questions

### What compounds in Anemone pulsatilla provide health benefits?

The primary bioactive compounds are protoanemonin and anemonin, which demonstrate cytotoxic activity against cancer cells and anti-inflammatory effects. These compounds are concentrated in methanolic extracts and are responsible for the plant's therapeutic potential.

### Is Anemone pulsatilla safe to use fresh?

Fresh Anemone pulsatilla is not safe for direct use as it contains high levels of protoanemonin, which causes severe skin and mucous membrane irritation. Traditional preparations typically use dried material or specific extraction methods to reduce toxicity.

### How does Anemone pulsatilla fight inflammation?

Animal studies show Anemone pulsatilla suppresses inflammation by inhibiting the TLR4/MyD88/NF-κB signaling pathway, which reduces production of pro-inflammatory cytokines. This mechanism was demonstrated specifically in intestinal inflammation models.

### What cancers has Anemone pulsatilla been tested against?

Laboratory studies have tested Anemone pulsatilla extracts against HeLa cervical cancer cells, showing moderate cytotoxic activity. However, research is limited to this single cancer cell line and has not progressed to human trials.

### Can pregnant women use Anemone pulsatilla supplements?

Anemone pulsatilla is contraindicated during pregnancy due to potential uterine stimulant effects that could trigger contractions. Pregnant and breastfeeding women should avoid this herb entirely due to safety concerns.

### What is the difference between Anemone pulsatilla extract and whole herb preparations?

Extracts concentrate the bioactive compounds like ranunculin and protoanemonin, potentially offering stronger anti-inflammatory effects in smaller doses compared to whole herb decoctions. However, whole herb preparations may provide a broader spectrum of phytochemicals and are traditionally prepared through simmering to reduce toxicity, whereas extracts carry higher concentration risks if not standardized properly. The choice depends on intended use—extracts for targeted therapeutic effects versus whole herbs for traditional, gentler preparations.

### Who should avoid Anemone pulsatilla supplements due to sensitivity concerns?

Individuals with sensitive digestive systems, inflammatory bowel conditions requiring gentle treatment, or those allergic to plants in the Ranunculaceae family should avoid or use Anemone pulsatilla with caution, as fresh plant compounds can cause gastrointestinal irritation. People with kidney issues or those prone to urinary tract sensitivity may also need to consult a healthcare provider, as traditional use includes genitourinary applications that could irritate compromised tissue. Individuals taking anticoagulants or immunosuppressants should avoid use without professional guidance due to potential interaction pathways.

### How strong is the current clinical evidence supporting Anemone pulsatilla's health claims?

Evidence for Anemone pulsatilla remains preliminary, primarily limited to in vitro (lab-based) and animal model studies showing anti-inflammatory and potential anticancer activity, with no large-scale human clinical trials published to date. Most research focuses on specific extracts or isolated pathways (such as the TLR4/NF-κB pathway in intestinal inflammation), rather than whole-herb efficacy in real patients. Traditional use spanning centuries in European herbalism provides anecdotal support but does not replace modern clinical validation needed to confirm safety and effectiveness.

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*Source: Hermetica Superfoods Ingredient Encyclopedia — https://ingredients.hermeticasuperfoods.com*
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