Botanical Overview
Vaccinium myrtillus (folia), commonly known as bilberry leaf or European blueberry leaf, is a member of the Ericaceae family. The plant is native to Europe and Northern Asia and has been introduced in parts of North America. The medicinal part used is the leaf, which is traditionally harvested for its therapeutic properties.
Energetics
The leaf is considered cooling and neutral in moisture with astringent and bitter tastes. It is tonifying in nature and primarily affects the blood according to traditional energetics.
Primary Actions
- Astringent
- Antioxidant
- Vasoprotective
- Hypoglycemic
- Anti-inflammatory
Indications
Western
- Venous insufficiency
- Diarrhea
- Inflammation
- Eye strain
- Urinary tract irritation
- Early diabetic symptoms
Syndromes
- Chronic venous disorders
- Microangiopathy
- Mild inflammation of mucous membranes
TCM
No well-established traditional indications.
Ayurveda
No well-established traditional indications.
Unani
No well-established traditional indications.
Constituents & Mechanisms
The leaf contains key phytochemicals including anthocyanosides, flavonoids, tannins, and phenolic acids, contributing to antioxidant, anti-inflammatory, and vasoprotective effects.
Dosage & Preparations
- Infusion: 2-4 g leaf in 150 mL water, 2-3 times daily
- Tincture: 1:5 (40% ethanol), 2-5 mL 1-3 times daily
- Dry leaf extract standardized to anthocyanosides: 80-160 mg/day
Safety & Contraindications
Generally considered safe when used appropriately. Contraindicated in pregnancy and with caution in lactation due to lack of safety data. Potential additive effects with hypoglycemic agents warrant monitoring. No significant toxicity reported.
Astrological Correspondences
No well-documented planetary or elemental rulers found in reputable sources.
Selected References
- Vaccinium myrtillus L., folium, European Medicines Agency Herbal Monograph (2018)
- Vaccinium myrtillus (Bilberry), PFAF Database
- Bilberry (Vaccinium myrtillus) Leaf, Natural Medicines Comprehensive Database (2023)
- Phytochemical and pharmacological studies on Vaccinium myrtillus leaves, M. Bunea et al., PubMed (2020)