German chamomile
Matricaria chamomilla L.Asteraceae // flowers
Overview
Plant parts
flowers
Known constituents
apigenin, bisabolol, chamazulene
Research corpus coverage
Chemistry notes
- CHEMISTRY: Relevant reported constituents include apigenin; bisabolol; chamazulene; constituent presence alone does not establish clinical efficacy.
Uses & Evidence
Traditional / historical use
Documented traditional use — not a claim of established efficacy.
TRADITIONAL: German chamomile has been used for digestive upset; mild anxiety; skin inflammation; this records historical/traditional use and does not establish efficacy.
MODERATE · evidence synthesis/fact sheet · NCCIH Herbs at a Glance
Modern evidence
EVIDENCE: For the major use set (digestive upset; mild anxiety; skin inflammation), the evidence assessment is limited/mixed: Limited/mixed human trials for anxiety and mucositis; traditional-use support for minor GI and skin complaints.
MODERATE · randomized controlled trial · NCCIH Herbs at a Glance
Mixed findings, product heterogeneity, or indirect evidence are preserved in the detailed profile.
Preparation
Forms used traditionally
A listed form does not imply it suits every plant part, or that one preparation is interchangeable with another — see the plant’s own notes below.
PREPARATION: The medicinal material is flowers; traditional and modern forms include infusion/tea, tincture, powder/capsule, extract. No dose or potency is specified.
MODERATE · regulatory monograph · EMA European Union herbal monographs and list entries
Preparation-specific evidence should not be generalized across extracts, teas, oils, or whole herb.
Safety
Cats
- Caution
Cats appear more sensitive to chamomile, are listed for cautious use, and severe vomiting and/or diarrhea are reported especially in cats.
Intrinsic toxicity · UNKNOWN · not specified · HIGH · veterinary_hospital_guidance · Chamomile
Dogs
- Caution
Chamomile is used as an herbal supplement in dogs, but high doses may be toxic; no dog-specific toxic dose or preparation-specific toxicity is provided.
Intrinsic toxicity · OTHER · oral liquid, powder, or capsule; topical cream, salve, or ointment · MODERATE · veterinary_hospital_guidance · Chamomile
Cats & dogs
- Caution
Chamomile may be toxic at high doses; the page does not provide a toxic dose, concentration, or named toxic constituent.
Intrinsic toxicity · OTHER · oral liquid, powder, or capsule; cream, salve, or ointment · HIGH · veterinary_hospital_guidance · Chamomile
Additional safety notes (general, unstructured)
Free-text safety notes carried from their source — not broken out by species, route, or hazard type, and not equivalent to the structured records above. Each note names the kind of source it came from.
SAFETY: Major issues include Asteraceae allergy; rare anaphylaxis. Contraindications/cautions include Known allergy to Asteraceae.
MODERATE · evidence synthesis/fact sheet · NCCIH Herbs at a Glance
SAFETY: Clinically relevant interaction concerns include Possible additive sedation; theoretical anticoagulant interaction.
MODERATE · evidence synthesis/fact sheet · NCCIH Herbs at a Glance
Some interactions are theoretical or based on case reports/pharmacokinetics rather than outcome trials.
SAFETY: Pregnancy/lactation reference: Limited pregnancy/lactation safety data; food-level use differs from medicinal extracts.
MODERATE · regulatory monograph or evidence synthesis · NCCIH Herbs at a Glance
Absence of evidence is not evidence of safety.
Chamomile may be toxic at high doses; the page does not provide a toxic dose, concentration, or named toxic constituent.
HIGH · veterinary_hospital_guidance · Chamomile
The page does not assign the listed adverse effects to a specific preparation or route.
Cats appear more sensitive to chamomile, are listed for cautious use, and severe vomiting and/or diarrhea are reported especially in cats.
HIGH · veterinary_hospital_guidance · Chamomile
No cat-specific toxic dose, concentration, constituent, or preparation-specific toxicity is provided.
Chamomile is used as an herbal supplement in dogs, but high doses may be toxic; no dog-specific toxic dose or preparation-specific toxicity is provided.
MODERATE · veterinary_hospital_guidance · Chamomile
The page provides no dog-specific toxic dose, concentration, toxic constituent, organ injury, or route-specific adverse-effect pattern.
Preparation × species risk matrix
Unknown means insufficient evidence was located — not that a form is safe.
Cats
- salveCaution
- tinctureCaution
- whole herbCaution
- concentrated extractUnknown
- essential oilUnknown
- glyceriteUnknown
- infused oilUnknown
- smoke/combustionUnknown
- tea/infusionUnknown
Dogs
- salveCaution
- tinctureCaution
- concentrated extractUnknown
- essential oilUnknown
- glyceriteUnknown
- infused oilUnknown
- smoke/combustionUnknown
- tea/infusionUnknown
- whole herbUnknown
Identity
- Common-name collisionRoman chamomile
The unqualified name 'chamomile' is used for both German and Roman chamomile.
MODERATE · GBIF taxonomic backbone and Apothecary corpus identity note
- Synonym
GBIF resolves Matricaria recutita L. as a synonym of Matricaria chamomilla. The older name still appears in herbal and taxonomic literature.
HIGH · GBIF Species Match API
- Synonym
GBIF resolves Chamomilla recutita (L.) Rauschert as a synonym of Matricaria chamomilla. The older name still appears in herbal and taxonomic literature.
HIGH · GBIF Species Match API
Botanical synonym
Matricaria recutita, Chamomilla recutita
Taxonomic identity note
- German chamomile is treated here as Matricaria chamomilla L. in the family Asteraceae; recorded older names include Matricaria recutita; Chamomilla recutita.
Sources
Research records are source-linked but may not yet be editorially reviewed.
- Chamomile6 claims
veterinary_hospital_guidance
- NCCIH Herbs at a Glance5 claims
NCCIH fact sheet
- Plants of the World Online1 claim
botanical taxonomy database
EMA monograph
WHO monograph
- GBIF Species Match API1 claim
authoritative taxonomic database
- GBIF Species Match API1 claim
authoritative taxonomic database
authoritative taxonomic database plus curated corpus note