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Tea Tree (Melaleuca alternifolia)Skin

Tea Tree (Melaleuca alternifolia)

Overview

Tea tree (Melaleuca alternifolia) is a small evergreen native to Australia, with papery bark, narrow leaves, and white to cream flower spikes. Its leaves produce a pungent, antiseptic essential oil that’s central to Australian bush medicine, used widely in Western herbalism since the 1920s for skin infections and general disinfection.

Traditional uses & properties

Antiseptic & Antimicrobial: Targets bacteria, fungi, viruses; used in wounds, athlete’s foot, candida infections, and acne. Expectorant & Immune Support: Internally (low-dose, under supervision) for chronic cough, glandular fever, and some fatigue syndromes. Dental & Oral Health: As a mouthwash, helps gum infections and canker sores. Skin Infections: Effective for ringworm, lice, scabies, insect bites, and stings.

Safety & precautions

Essential Oil (Internal Use): Potentially toxic; avoid taking internally unless under professional supervision. Allergic Reaction: Rare but possible. Dilute before applying topically to sensitive skin.

Habitat

Endemic to moist soils of New South Wales and Queensland, tea tree is now cultivated extensively in these regions. Harvested year-round, leaves and small branches are steam-distilled for the essential oil.

Traditionally used for

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