Iridaceae
Orris Root
Iris germanica
⚠ Use with Caution
Avoid in Pregnancy
Native to: Southern Europe (cultivated)
Also known as: Florentine Iris, German Iris, Orris, Sweet Iris
Wikimedia Commons / CC BY-SA
Parts Used
Root
Therapeutic Uses
Respiratory catarrh (expectorant — limited evidence), fragrance fixative in perfumery, dental hygiene (orris tooth powder), infant teething (historical). Primarily perfumery and cosmetics today.
Herbal Actions
Expectorant, diuretic, flavoring/fixative (perfumery), mild cathartic (iridin)
Active Constituents
Irone (violet-scented ketone — primary aroma, increases with aging), oleic acid, myristic acid, dimethyl irone, isone, alpha-ionone, flavonoids (iridin — cathartic)
Preparation Methods
🏺 Tincture💊 Capsule
Traditional Preparation Notes
| Herbal Tea | 0.5 tsp dried root per 250ml, steep 10 min, 2x daily — aromatic, violet-like flavour |
| Tincture | 1–2 ml (1:5, 25% ethanol), 2–3x daily |
| Notes | Primarily known as perfume fixative — violet scent develops on aging (3 years). Limited modern medicinal use. Contact allergen — one of most common fragrance allergens. Historical use in dental products and powders. |
Safety Information
Safety Rating
⚠ Use with Caution
Pregnancy
Avoid in Pregnancy
Drug Interactions
None known
Contraindications: COMMON CONTACT ALLERGEN — avoid in fragrance-sensitive individuals. Avoid in pregnancy. Iridin cathartic — laxative effects. Avoid in GI inflammation.
Side Effects: Contact dermatitis (very common fragrance allergen). GI irritation. Cathartic effect (iridin). Nausea at high doses.