Botanical Overview
Arbutus (Arbutus unedo) belongs to the Ericaceae family. While not among the most extensively documented medicinal plants, this species has recorded uses that warrant attention from researchers and practitioners. The heath family (Ericaceae) includes shrubs and small trees with simple, often evergreen leaves that are typically thick and leathery. The flowers are urn-shaped or bell-shaped with fused petals. Many species grow in acidic soils and form mycorrhizal associations, and several produce berries used in traditional medicine.
General Description
The tree is well known for its fruits, the arbutus berry, which bear some resemblance to the strawberry, hence the common name strawberry tree. However, it is not closely related to true strawberries of the genus Fragaria.
Family Context
The Ericaceae family is widely distributed worldwide. Notable medicinal members include:
- King’s Cure — 24 documented uses
- Mountain Laurel — 18 documented uses
- Bearberry — 15 documented uses
- Indian Wintergreen — 15 documented uses
Geographic Distribution
Arbutus has been recorded in 10 countries and territories worldwide, including Australia, Spain, France, United Kingdom, Greece, and others.
Traditional Uses
Arbutus has been traditionally used for pain and inflammation, nervous system disorders, and metabolic and nutritional health, among other applications.
Pain and inflammation.
- Rheumatism
For pain and inflammation, preparations are applied both topically as compresses and taken internally. A warm poultice draws blood to the area and promotes healing, while internal preparations address systemic inflammation.
Nervous system disorders.
- Narcotic
Nervous system support involves taking the herb as a warm tea, often in the evening or before bed. The calming compounds interact with neurotransmitter systems to promote relaxation and restful sleep.
Metabolic and nutritional health.
- Tonic
Metabolic applications include consuming the plant as a food, fresh juice, or herbal infusion. Regular use supports the body’s natural metabolic processes and nutritional status.
Active Compounds
Phytochemical research has identified 24 compounds in this species, including a diverse array of phytochemical classes (see the Complete Chemical Inventory below for the full list).
The identified compounds include the following categories:
- Flavonoid: antioxidant compounds that protect cells from oxidative damage
- Tannin: astringent compounds that tighten tissues and resist infection