Evidence supporting the use of: Tea Tree Oil
For the health condition: Dermatitis

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Synopsis

Source of validity: Scientific
Rating (out of 5): 3

Tea tree oil (Melaleuca alternifolia) has been investigated for its potential in the treatment of dermatitis, particularly due to its antimicrobial and anti-inflammatory properties. Several small clinical studies and in vitro research have provided scientific support for its use against various forms of dermatitis, including contact dermatitis, seborrheic dermatitis, and atopic dermatitis. Tea tree oil contains terpinen-4-ol, which has demonstrated the ability to inhibit the growth of bacteria, fungi, and reduce inflammatory cytokine production in skin cells.

A randomized controlled trial published in the Journal of the American Academy of Dermatology (1999) showed that a 5% tea tree oil gel was significantly more effective than placebo in treating mild to moderate acne, a condition with overlapping inflammatory mechanisms with some forms of dermatitis. Additionally, a study in Archives of Dermatological Research (2002) found that tea tree oil reduced symptoms in patients with seborrheic dermatitis. However, while some evidence supports its efficacy, studies are often limited by small sample sizes and methodological variability.

It is important to note that tea tree oil can itself cause allergic reactions or irritation in some individuals, especially when used undiluted. Overall, tea tree oil is supported by a moderate level of scientific evidence (rating: 3/5) for its role in managing dermatitis, but further larger and well-designed studies are needed to confirm efficacy and safety.

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Products containing Tea Tree Oil

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