Bayberry (Myrica cerifera)

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Botanical Information

• Family: Myricaceae
• Common Names: Bayberry, Southern Wax Myrtle, Candleberry
• Parts Used: Bark, leaves, berries

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Description

Myrica cerifera, commonly known as bayberry, is a hardy evergreen shrub native to North America. It has a long history in herbal medicine for its astringent, warming, and antimicrobial properties. Traditionally used to support digestive health, respiratory function, and wound healing, bayberry bark is particularly valued as a circulatory stimulant and immune booster.

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Historical and Traditional Uses

• Used in traditional Western herbalism to strengthen circulation and support immune function.
• Employed as an astringent for diarrhea, excessive mucus, and wound healing.
• Traditionally used as a warming tonic to stimulate digestion and relieve sluggish metabolism.
• The wax from the berries was historically used in candle-making.

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Constituents

• Tannins
• Flavonoids
• Triterpenes (including myricadiol)
• Essential oils
• Resinous compounds

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Actions

• Astringent
• Circulatory stimulant
• Antimicrobial
• Anti-inflammatory
• Diaphoretic
• Expectorant

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Medicinal Uses

1. Circulatory and Immune Support:
Bayberry bark helps stimulate circulation and has been used historically to strengthen the immune system.

2. Digestive Health:
Acts as a digestive tonic, reducing diarrhea and improving sluggish digestion.

3. Respiratory Health:
Used to relieve excessive mucus, colds, and sore throats.

4. Skin and Wound Healing:
Applied externally as a poultice for ulcers, wounds, and skin infections.

5. Fever and Detoxification:
Stimulates sweating and supports the body’s natural detoxification process.

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Preparation and Dosage

Decoction (Tea):

• 1 tsp of dried bark per cup of water. Simmer for 10-15 minutes and drink up to twice daily.

Tincture:

• 2-5 ml taken up to 3 times daily.

Poultice (Topical Use):

• Crushed fresh or dried bark applied to wounds and infections.

Gargle (Sore Throat Relief):

• A decoction used as a mouth rinse for gum infections and throat irritation.

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Precautions and Contraindications

• Pregnancy and Lactation: Not recommended due to its strong astringent properties.
• Gastrointestinal Sensitivity: High tannin content may cause irritation in those with ulcers or acid reflux.
• Excessive Use: Large doses may be too stimulating and cause nausea.

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Energetics (Traditional Medicine Perspectives)

• Traditional Western Herbalism: Warming and drying; strengthens the body’s defenses.
• Traditional North American Medicine: Used by Native Americans for wound healing and immune support.
• Ayurveda: Primarily balances Kapha and Vata, but excessive use may aggravate Pitta.

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Combinations

• For Immune Boosting: Combine with echinacea and elderberry.
• For Digestive Support: Combine with ginger and cinnamon.
• For Respiratory Health: Combine with mullein and thyme.

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Harvesting and Storage

• Harvesting: Bark is collected in spring or fall and dried for medicinal use.
• Drying: Air dry in a well-ventilated, shaded area.
• Storage: Store dried bark in airtight containers away from moisture and light.

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Modern Research

Studies confirm Myrica cerifera’s astringent, antimicrobial, and circulatory-enhancing properties, reinforcing its traditional uses.

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Bayberry remains a valuable herb in both traditional and modern herbal medicine, particularly for immune enhancement, digestion, and wound healing.