Common centaury Toxic?

Updated 2026-03-06| 5 min read| 4,160 found this helpful

Centaurium erythraea Rafn

Common centaury is classified as non-toxic to humans, cats, dogs, and horses per verified botanical data

Despite its non-toxic status, this plant is not suitable to be used as feed for any companion or livestock animals

There is a confirmed risk of confusing this species with other potentially toxic plants in the Gentianaceae family

FAQ

Is Common centaury toxic to Humans?

No confirmed toxic symptoms reported; mild, temporary gastrointestinal discomfort may occur only if very large amounts are ingested (Non-toxic)

Is Common centaury toxic to Cats?

No confirmed toxic symptoms reported from casual ingestion (Non-toxic)

Is Common centaury toxic to Dogs?

No confirmed toxic symptoms reported from casual ingestion (Non-toxic)

Is Common centaury toxic to Horses?

No confirmed toxic symptoms reported, but overconsumption may cause mild digestive upset (Non-toxic)

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Toxicity Details

Humans

Non-toxic

No confirmed toxic symptoms reported; mild, temporary gastrointestinal discomfort may occur only if very large amounts are ingested

Cats

Non-toxic

No confirmed toxic symptoms reported from casual ingestion

Dogs

Non-toxic

No confirmed toxic symptoms reported from casual ingestion

Horses

Non-toxic

No confirmed toxic symptoms reported, but overconsumption may cause mild digestive upset

Toxicity Snapshot

Toxic PartsNo toxic parts identified; the entire plant is non-toxic but unsuitable for use as animal feed

Exposure RouteIngestion is the only relevant exposure route; no toxic effects are confirmed for any route of exposure

Toxic CompoundsNo toxic compounds identified; contains standard non-toxic bitter glycosides common to the Gentianaceae family

First Aid & Prevention

First 30 Minutes

• Rinse the mouth of the human/animal with clean water if large amounts of the plant are ingested
• Monitor for mild, temporary gastrointestinal discomfort including loose stools or mild vomiting
• Document the amount ingested and confirm plant identification to share with a medical/veterinary provider if needed

Contact Vet Immediately

• If your animal displays persistent vomiting, diarrhea, or lethargy after ingesting the plant
• If you cannot confirm the ingested plant is common centaury and suspect it may be a toxic Gentianaceae lookalike

Prevention

• Do not harvest common centaury to use as feed for any companion or grazing animals
• Learn to distinguish common centaury from other Gentianaceae species to avoid accidental ingestion of toxic lookalikes
• Remove unvetted Gentianaceae species from pastures used for grazing livestock

Treatment & Prognosis

• No specific treatment is required for small accidental ingestions, as the plant is non-toxic
• Provide supportive care including fresh water and rest if mild digestive upset occurs from overconsumption
• Follow targeted treatment protocols for the confirmed lookalike species if a toxic Gentianaceae plant was ingested instead

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Professional Toxicology

Scientific NameCentaurium erythraea Rafn

AliasesEchtes Tausendgüldenkraut (German)、Petite centaurée rouge (French)、Centauro maggiore (Italian)

Toxicity Grade

HumansNon-toxic

CatsNon-toxic

DogsNon-toxic

HorsesNon-toxic

Target Organs

No organs are at confirmed risk of damage from ingestion of this plant

Mechanism of Action

• No toxic mechanism identified, as the plant is classified as non-toxic to humans and common domestic animals

Other Species Risk (CliniTox)

Information from CliniTox veterinary text.

Grazing livestock (cattle, sheep, goats): No confirmed toxicity, but the plant is not suitable for use as regular forage

Small companion mammals (rabbits, guinea pigs): No confirmed toxic effects, but large-scale consumption is not recommended

Confusion Risk

The following plants look similar and may be confused:

Yellow gentian Gentiana lutea

Both are in the Gentianaceae family with similar bright yellow clustered blooms; yellow gentian has much larger, broader leaves than common centaury, and high consumption of yellow gentian may cause adverse gastrointestinal effects

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Related Toxic Plants

Autumn gentian

Gentianella amarella

Low toxicity; may trigger vomiting in sensitive animals if ingested in large amounts

Marsh gentian

Gentiana pneumonanthe

Moderate toxicity; high consumption may cause kidney irritation in grazing livestock

Stemless gentian

Gentiana acaulis

Low toxicity; contains high concentrations of bitter compounds that may cause digestive upset

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Data Sources

1. CliniTox (Universität Zürich)

This information is for reference only and does not constitute medical advice. If ingestion or poisoning is suspected, seek medical or veterinary attention immediately.

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