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Tea Tree Oil Side Effects You Should Know

Tea tree oil has many benefits but may also cause skin irritation, allergic reactions, or hormonal issues. Know its side effects and who should avoid using it.

  • 27 May 2025
  • 3 min read
  • 5 views

Tea tree oil, a renowned natural remedy, is packed with antibacterial and anti-inflammatory properties. However, like many natural substances, there are some possible tea tree oil side effects. Some people may experience redness, skin irritation or a burning sensation while using products that contain tea tree oil. In rare cases, tea tree oil adverse effects can include allergic reactions or worsening of existing skin conditions.

This blog explores the possible side effects of tea tree oil, including how it can affect your skin and health if not used properly.

Tea tree oil side effects

Here are the potential disadvantages of tea tree oil:

  • Skin irritation and allergic reactions
  • Common symptoms include redness, itching, burning, stinging and scaling.
  • Rare cases of burn-like reactions have been reported.
  • Oxidation upon exposure to light and air can increase skin sensitivity.
  • Hormonal effects in children
  • Exposure to tea tree oil may lead to abnormal breast tissue development in young boys.
  • Toxic when swallowed
  • Ingesting tea tree oil can cause severe symptoms such as loss of muscle coordination and confusion.
  • Respiratory irritation
  • Inhaling tea tree oil vapours may irritate the respiratory tract, leading to symptoms like coughing and shortness of breath.
  • Toxicity in pets
  • Tea tree oil can have harmful effects on pets, causing symptoms like lethargy, muscle weakness and tremours.
  • Not safe for pregnant and breastfeeding females
  • Due to insufficient research, it's advised to avoid using tea tree oil during pregnancy and breastfeeding.

Who cannot use tea tree oil?

While it offers various benefits, there are some side effects of tea tree oil, which means it's not safe for everyone. Those with sensitive skin should patch test before use, as it may cause irritation. Pregnant or breastfeeding females should avoid it due to limited safety data. People with hormonal imbalances or respiratory issues like asthma should consult a doctor first. Tea tree oil is also toxic to pets and should never be ingested by humans or animals.

Conclusion

Being informed about potential side effects is key to safe use. Just as you take care with what you apply to your body, it's equally important to protect your overall well-being. That’s where having the right individual health insurance can offer peace of mind. A good health insurance helps cover medical expenses like doctor visits, emergency care, prescriptions and specialist consultations—offering financial protection when unexpected health issues arise.


Disclaimer: The information provided in this blog is for educational and informational purposes only. It may contain outdated data and information regarding the Insurance industry and products. It is advised to verify the currency and relevance of the data and information before taking any major steps. ICICI Lombard is not liable for any inaccuracies or consequences resulting from the use of this outdated information.

Ref links:

https://www.nccih.nih.gov/health/tea-tree-oil?

https://www.healthline.com/health/tea-tree-oil-side-effects?

https://www.mayoclinic.org/drugs-supplements-tea-tree-oil/art-20364246?

https://www.medsafe.govt.nz/profs/PUArticles/Mar2013TeaTree.htm?

https://www.ema.europa.eu/en/medicines/herbal/melaleucae-aetheroleum?utm_source=chatgpt.com

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