Blue Tansy
Tanacetum annuum
A strikingly blue essential oil rich in chamazulene. Not to be confused with common tansy (Tanacetum vulgare) which is toxic. Excellent for skin calming, anti-allergy, and anti-inflammatory applications.
Aroma Profile
Sweet, warm, herbaceous, fruity, apple-like aroma with camphoraceous undertones. Distinctly pleasant and complex.
Strength: medium
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Therapeutic Properties
Chemistry
Primary Constituents
Chamazulene (5–25%, creates the blue color), sabinene, camphor, myrcene, beta-pinene, alpha-phellandrene
Emotional & Psychological
Calming and soothing. Helps with anger, frustration, irritability, and emotional overwhelm. Promotes patience and a balanced perspective. Supports emotional release and processing of difficult feelings.
Physical Therapeutic Uses
Powerful anti-inflammatory for skin — excellent for rosacea, eczema, dermatitis, and irritated skin. Antihistamine properties help with allergies and itching. Analgesic for muscle tension. Supports healthy skin tone and complexion. Helps with sciatic pain and neuralgia.
Safety Profile
Contraindications
Do not confuse with common tansy (Tanacetum vulgare) which is neurotoxic. Asteraceae allergy — patch test.
Drug Interactions
None well established.
Pet Safety Notes
Toxic to cats. Use with caution around dogs.
Application Methods
How to Use This Oil
middle note — the heart of a blend. Provides body and balance. Emerges after the top note fades.
Common Ways to Use
Diffusion
Add 3-5 drops to a diffuser with water. Run for 30-60 minutes at a time with breaks. Ensure good ventilation.
Topical Application
Dilute to 5% in a carrier oil (jojoba, sweet almond, or coconut). Apply to desired area. Always patch test first.
Massage
Blend at 5% dilution in a massage carrier oil. Apply with gentle strokes to the desired area.
Bath
Mix 4-6 drops with a tablespoon of carrier oil or bath salts before adding to warm bath water. Never add undiluted oil directly to bath.