In our reference data, Melaleuca Alternafolia (Tea Tree) Leaf Oil can feed Malassezia (fungal acne).
Tea tree oil is an essential oil derived from the Australian Melaleuca alternifolia plant, valued for its antibacterial, antifungal, and anti-inflammatory properties, commonly used to treat acne and minor skin infections. Its key active component is terpinen-4-ol.
| Reported effect | How often | Notes |
|---|---|---|
| Skin irritation (redness, stinging, dryness) | Common | More likely at higher concentrations or with undiluted oil. |
| Allergic contact dermatitis | Uncommon | Risk increases with oxidized oil; patch testing advised for sensitive skin. |
| Contact urticaria | Rare | Occasional hives reported after topical exposure. |
| Systemic toxicity if ingested | Very rare | Oral ingestion can cause ataxia and CNS depression; for topical use only. |
Frequencies reflect typical cosmetic use reported in the literature, not a guarantee for your skin.