Kanuka essential oil (Kunzea ericoides (A. Rich.) Joy Thomp., Myrtaceae family) is an α-pinene-extreme-dominant + viridiflorol-tertiary + low-cineole New Zealand foliage essential oil with latent-oxidation-only hazard signature (no constituent-driven hard cap). B216 Ch.13 p.640–641 cites Porter & Wilkins 1998 chemistry: α-pinene 55.5% + viridiflorol 7.2% + 1,8-cineole 3.9% + (+)-limonene 3.9% + p-cymene 3.4% + calamenene 3.0% + γ-terpinene 2.5% + α-selinene 2.4% + ledol 1.9% + β-nerolidol 1.8% + linalool 1.5% + cadina-1,4-diene 1.3% + spathulenol 1.3%. Hazard signature: T&Y verbatim "Hazards: Skin sensitization if oxidized. Cautions: Old or oxidized oils should be avoided." No T&Y dermal cap stated → framework default 5.0% applied with strong latent-oxidation caveat. Latent α-pinene-oxidation rail (CRITICAL — α-pinene 55.5%) — autoxidation products of α-pinene are documented contact sensitizers (T&Y Ch.14 α-Pinene profile); class-shared with juniperberry EO + Phoenician juniper EO + cypress + frankincense + many α-pinene-rich coniferous + Myrtaceae oils; antioxidant adjunct + cool dark refrigerated storage MANDATORY for kanuka per T&Y verbatim "we recommend that oxidation of kanuka oil is avoided by storage in a dark, airtight container in a refrigerator. The addition of an antioxidant to preparations containing it is recommended." Low 1,8-cineole content (3.9%) — well below pediatric-face cineole-cap threshold (T&Y pediatric cineole concern triggered at higher cineole content; 3.9% is not a pediatric face risk). Reproductive toxicity: B216 verbatim "low reproductive toxicity of α-pinene, 1,8-cineole and (+)-limonene (see Constituent profiles, Chapter 14) suggests that kanuka oil is not hazardous in pregnancy." Adverse skin: no info found for kanuka oil specifically; α-pinene autoxidation rail applies (Ch.14 α-Pinene profile). Acute toxicity: no info; α-pinene oral toxicity in rodents 2.1–3.7 g/kg (Opdyke 1978 p.853–857). Carcinogenic: kanuka oil moderately cytotoxic to mouse P388 leukemia cells, greater toxicity to normal rat hepatocytes (Wyatt et al 2005); contains no known carcinogens. B216 verbatim "The oil is produced in New Zealand. It is botanically related to manuka, but the two oils are quite different in composition." — kanuka-vs-manuka chemotaxonomic-divergence rail (manuka = Leptospermum scoparium, β-triketone-rich; kanuka = α-pinene-dominant; DO NOT INTERCHANGE). Myrtaceae family α-pinene-dominant peer class — class-shared with select Myrtaceae α-pinene-rich variants (some chemotypes of myrtle/eucalyptus); but distinct from typical Myrtaceae 1,8-cineole-dominant rail (eucalyptus, niaouli, ravensara). 3 botanical synonyms (B216 verbatim): Kunzea peduncularis F. Muell. + Leptospermum ericoides A. Rich — taxonomic history rail; L. ericoides old basionym pre-Joy-Thompson 1983 reclassification. Forms 22b clean-vs-extreme-cap pair with jonquil (EO748 framework 5% T&Y "None known × 2") + karo-karoundé (EO750 T&Y-explicit 0.2% benzyl-cyanide hard cap) — three radically different hazard signatures: clean → latent-oxidation only (THIS oil) → constituent-driven hard cap.
Tổng Quan
- Danh pháp khoa học
- Kunzea ericoides (A. Rich.) Joy Thomp.
- Họ thực vật
- Myrtaceae
- Bộ phận dùng
- Leaves and terminal branches
- Phương pháp chiết xuất
- steam_distillation
- Màu sắc
- —
- Phân loại nốt hương
- Nốt Top
- Hương thơm
- —
- Chemotype / Cultivar
- —
Các quốc gia sản xuất chính
Tình trạng tại Việt Nam
Xem chi tiết
Crisp alpine-pine, sharp resinous needle-breath, clean airy forest lift, soft woody-earthy undertow, a trace of warmth on the dry-down
Tươi sắc thông núi, nhựa lá kim sắc bén, hơi thở rừng trong lành khoáng đạt, nền gỗ-đất mềm mại trầm ổn, chút ấm dịu thoáng còn lại khi tan
2–4 giờ
Tên gọi tại Việt Nam
Pha Chế & Hòa Hợp
α-Pinene and viridiflorol disrupt bacterial cell membranes; antimicrobial activity of Kunzea ericoides EO was documented in vitro against multiple bacterial strains.
Ref: Porter NG, Wilkins AL (1998). Phytochemistry 50, 407–415; Tisserand R, Young R (2014), Ch.13 p.640–641
Dominant α-pinene (55.5%) inhalation promotes bronchial secretion and mucociliary clearance via monoterpene hydrocarbon class action; minor 1,8-cineole (3.9%) reinforces airway-opening activity.
Ref: class-extrapolation from α-pinene constituent studies; Tisserand R, Young R (2014), Ch.13 p.640–641
α-Pinene at dominant concentration contributes to NF-κB pathway modulation and pro-inflammatory cytokine downregulation consistent with monoterpene hydrocarbon class pharmacology.
Ref: class-extrapolation from α-pinene constituent; Tisserand R, Young R (2014), Ch.14
α-Pinene at dominant levels modulates sensory-nerve transduction; antinociceptive activity is consistent with Myrtaceae foliage monoterpene class properties.
Ref: class-extrapolation from α-pinene constituent; Tisserand R, Young R (2014), Ch.13 p.640–641
Fresh, clean conifer-adjacent α-pinene aroma supports emotional grounding and mental clarity; traditionally employed in New Zealand Myrtaceae aromatherapy practice.
Ref: Tisserand R, Young R (2014), Ch.13 p.640–641
In vitro cytotoxicity against P388 murine leukemia cells was noted; however, equivalent cytotoxicity against primary rat hepatocytes was also observed, indicating non-selective cell toxicity without a therapeutic window.
Ref: Wyatt MA et al. (2005) as cited in Tisserand R, Young R (2014), Ch.13 p.640–641
AI-summary
No RCT-grade clinical evidence has been located for Kanuka EO (Kunzea ericoides). Porter & Wilkins (1998) documented antimicrobial properties against multiple bacterial strains in vitro for Kunzea ericoides alongside Leptospermum scoparium (manuka), confirming distinct but overlapping antimicrobial profiles. Wyatt et al. (2005) assessed cytotoxicity of New Zealand native plant EOs including kanuka against P388 leukemia cells (positive signal) AND primary rat hepatocytes; Tisserand & Young (2014) explicitly note this dual cytotoxicity as a safety caveat rather than a therapeutic indication — in-vitro hepatocyte toxicity precludes confident therapeutic extrapolation. All remaining therapeutic applications reflect traditional aromatherapy use supported by constituent-class pharmacology (α-pinene dominant; viridiflorol 7.2%; 1,8-cineole 3.9%).
NarrativeTâm trạng: Grounding, Uplifting
Chakra
root
Ngũ hành
moc
| Phương pháp | Liều lượng | Ghi chú |
|---|---|---|
| Diffusion | 3-5 drops per 100ml water in ultrasonic diffuser | Use fresh oil only (refrigerated, antioxidant-stabilised). Oxidised α-pinene products are documented contact sensitizers (T&Y). Diffuse 30–60 min with ventilation. Avoid for sensitive individuals. |
| Steam inhalation | 2-3 drops in bowl of hot (not boiling) water | Hít hơi nước — phù hợp hỗ trợ đường hô hấp trên. Cover head with towel, eyes closed, 5–10 min. Avoid with broken or inflamed facial skin. |
| Topical massage | 1–2% in carrier oil (6–12 drops per 30ml carrier) | Stay well below the 5% adult max dermal limit. Fresh oil only — oxidized oil sensitizes. Prefer antioxidant-rich carriers. Patch test recommended. Avoid on sensitive or broken skin. |
| Skincare blend | 0.5–1% in face cream or serum base | Antimicrobial application for oily or combination skin. Avoid on reactive or sensitive skin. Add tocopherol 0.1–0.5% to finished product to stabilise α-pinene fraction. |
| Compress | 2–3 drops dispersed in 500ml cool or warm water; soak cloth | Chườm — localised anti-inflammatory or muscular-discomfort applications. Cool compress for acute inflammation; warm for chronic tension. Limit contact to 10–15 min. |
Dầu nền phù hợp
Kết hợp tốt với
Blend kinh điển
Chưa có dữ liệu tham khảo.
An Toàn
Giới hạn da tối đa
Xem chi tiết
Giới hạn IFRA
Xem chi tiết
Thai kỳ & Cho con bú
Giới hạn độ tuổi
Xem chi tiết
Bảo quản
Bảo quản nơi tối, mát