Journal article

Allergy to tea tree oil: Retrospective review of 41 cases with positive patch tests over 4.5 years

Tim Rutherford, Rosemary Nixon, Mei Tam, Bruce Tate

AUSTRALASIAN JOURNAL OF DERMATOLOGY | WILEY | Published : 2007

Abstract

Tea tree oil use is increasing, with considerable interest in it being a 'natural' antimicrobial. It is found in many commercially available skin and hair care products in Australia. We retrospectively reviewed our patch test data at the Skin and Cancer Foundation Victoria over a 4.5-year period and identified 41 cases of positive reactions to oxidized tea tree oil of 2320 people patch-tested, giving a prevalence of 1.8%. The tea tree oil reaction was deemed relevant to the presenting dermatitis in 17 of 41 (41%) patients. Of those with positive reactions, 27 of 41 (66%) recalled prior use of tea tree oil and eight of 41 (20%) specified prior application of neat (100%) tea tree oil. Tea tree..

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