Oregano
Origanum vulgare
One of the most powerful antimicrobial essential oils, rich in carvacrol, used short-term for acute infections but requiring careful dilution and precautions.
Aroma Profile
Hot, spicy, herbaceous, camphoraceous aroma with a sharp, penetrating medicinal character.
Strength: very strong
Get Personalized Safety Info
Sign in and complete your health profile to see safety warnings personalized to your age, sex, medications, conditions, and allergies for this essential oil.
Therapeutic Properties
Chemistry
Primary Constituents
Carvacrol (60-80%), Thymol (1-5%), P-cymene (5-10%), Gamma-terpinene (2-7%), Beta-caryophyllene (1-4%)
Emotional & Psychological
Oregano is fiercely protective and empowering, supporting emotional resilience during acute stress and vulnerability. It helps overcome feelings of victimhood and powerlessness. Its intense nature demands respect and reflects the need for strong boundaries.
Physical Therapeutic Uses
Exceptionally powerful broad-spectrum antimicrobial — effective against antibiotic-resistant bacteria, parasites, and Candida. Used short-term for acute infections of the respiratory tract, digestive system, and urinary tract. Supports immune function during acute illness.
Safety Profile
Contraindications
Avoid in pregnancy. Avoid with sensitive skin. Not for prolonged use (max 2 weeks). Avoid with liver disease. Not for children under 10. Keep away from eyes and mucous membranes.
Drug Interactions
May enhance anticoagulant effects. May interfere with iron absorption. May interact with diabetes medications (may lower blood sugar).
Pet Safety Notes
Toxic to cats and dogs. Do not use around pets. Phenol content is hazardous to all small animals.
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 1% in a carrier oil (jojoba, sweet almond, or coconut). Apply to desired area. Always patch test first.
Direct Inhalation
Add 1-2 drops to a tissue or personal inhaler. Breathe in gently. Good for quick relief and on-the-go use.